CalcES Scientific Calculator
Unit Converter
CalcES Documentation
Share Feedback
Login
\variable{a} =
DEG
RAD
GRA
CALC
History
History is currently empty
Get Access All Feature
Calculation History
Save and Sync Preferences
Utilize Advanced Features
Participation in Community Features
OR
Login
Variable
Ans=
a=
b=
c=
d=
z=
f=
x=
y=
m=
t=
PreAns=
User Functions
History
Variables
User Functions
Layouts
Result format
Fraction
Close
Scientific Constant
1
Proton mass
1.67262189821e-27
kg
mp
2
Neutron mass
1.67492747121e-27
kg
mn
3
Electron mass
9.1093835611e-31
kg
me
4
Muon mass
1.88353159448e-28
kg
mµ
5
Bohr radius
5.291772106712e-11
m
a₀
6
Planck constant
6.62607004081e-34
Js
h
7
Nuclear magneton
5.05078369931e-27
JT
-1
µN
8
Bohr magneton
9.27400999457e-24
JT
-1
µB
9
Planck constant,rationalized
1.05457180013e-34
Js
ℏ
10
Fine-structure constant
0.007297352566417
α
11
Classical electron radius
2.817940322719e-15
m
re
12
Compton wavelength
2.426310236711e-12
m
λc
13
Proton gyromagnetic ratio
267522190.018
s
-1
T
-1
γp
14
Proton Compton wavelength
1.3214098539661e-15
m
λcp
15
Neutron Compton wavelength
1.3195909048188e-15
m
λcn
16
Rydberg constant
10973731.56850865
m
-1
R∞
17
Atomic mass constant
1.6605390402e-27
kg
u
18
Proton magnetic moment
1.410606787397e-26
JT
-1
µp
19
Electron magnetic moment
-9.28476462057e-24
JT
-1
µe
20
Neutron magnetic moment
-9.662365023e-27
JT
-1
µn
21
Muon magnetic moment
-4.490448261e-26
JT
-1
µµ
22
Faraday constant
96485.332895
Cmol
-1
F
23
Elementary charge
1.602176620898e-19
C
e
24
Avogadro constant
6.02214085774e+23
mol
-1
NA
25
Boltzmann constant
1.3806485279e-23
JK
-1
k
26
Molar volume of ideal
0.02271094713
m
3
mol
-1
Vm
27
Molar gas constant
8.3144598484848
Jmol
-1
K
-1
R
28
Speed of light in vacuum
299792458
ms
-1
C₀
29
First radiation constant
3.74177179046e-16
Wm
2
C₁
30
Second radiation constant
0.014387773683
mK
C₂
31
Stefan-Boltzmann constant
5.67036713e-8
Wm
-2
K
-4
σ
32
Electric constant
8.854187817e-12
Fm
-1
ε₀
33
Magnetic constant
0.00000125663706
NA
-2
µ₀
34
Magnetic flux quantum
2.06783383113e-15
Wb
φ₀
35
Standard acceleration of gravity
9.80665
ms
-2
g
36
Conductance quantum
0.00007748091731018
S
G₀
37
Characteristic impedance of vacuum
376.730313461
Ω
Z₀
38
Celsius temperature
273.15
K
t
39
Newtonian constant of gravitation
6.6740831e-11
m
3
kg
-1
s
-2
G
40
Standard atmosphere
101325
Pa
atm
Close
Metric Conversions
1
in→cm
inch (in) ► centimeter (cm)
2
cm→in
centimeters to inches
3
ft→m
foot (ft) ► meter (m)
4
m→ft
meters to feet
5
yd→m
yard (yd) ► meter (m)
6
m→yd
meters to yards
7
mile→km
mile (mi) ► kilometer (km)
8
km→mile
kilometers to miles
9
n mile→m
10
m→n mile
11
acre→m²
acre (based on U.S. survey foot)► square meter (m²)
12
m²→acre
square meters to acres
13
gal(US)→L
gallon (U.S.) (gal) ► liter (L)
14
L→gal(US)
liters to US gallons
15
gal(UK)→L
gallon [Canadian and U.K. (Imperial)] (gal) ► liter (L)
16
L→gal(UK)
Liters to UK gallons
17
pc→km
parsec (pc) ► meter (m)
18
km→pc
19
km/h→m/s
kilometer per hour (km / h) ► meter per second (m / s)
20
m/s→km/h
meters/second to kilometers/hour
21
oz→g
ounce (avoirdupois) (oz) ► gram (g)
22
g→oz
grams to ounces
23
lb→kg
pound (troy or apothecary) (lb) ► kilogram (kg)
24
kg→lb
kilograms to pounds
25
atm→Pa
atmosphere, standard (atm) ► pascal (Pa)
26
Pa→atm
Pascals to atmospheres
27
mmHg→Pa
millimeter of mercury, conventional (mmHg) ► pascal (Pa)
28
Pa→mmHg
Pascals to millimeters of mercury
29
hp→kW
horsepower (550 ft · lbf / s) (hp) ► kilowatt (kW)
30
kW→hp
kilowatt (kW) ► horsepower (550 ft · lbf / s) (hp)
31
kgf/cm²→Pa
kilogram-force per square centimeter(kgf/cm2)) ► pascal (Pa)
32
Pa→kgf/cm²
33
kgf•m→J
34
J→kgf•m
35
lbf/in²→kPa
pound-force per square inch (psi) (lbf/in2) ► pascal (Pa)
36
kPa→lbf/in²
37
°F→°C
degree Fahrenheit (temperature) (ºF) ................... degree Celsius (ºC)
38
°C→°F
Celsius to Farenheit
39
J→cal
joule (J) ► calorieIT (calIT)
40
cal→J
calorieIT (calIT) ► joule (J)
Close
Hyperbolic
1
Sinh(value)
Hyperbolic sine
2
Cosh(value)
Hyperbolic cosine
3
Tanh(value)
Hyperbolic tangent
4
Coth(value)
Hyperbolic cotangent
5
Sech(value)
Hyperbolic secant
6
Csch(value)
Hyperbolic cosecant
7
ArcSinh(value)
Hyperbolic arcsine
8
ArcCosh(value)
Hyperbolic arccosine
9
ArcTanh(value)
Hyperbolic arctangent
10
ArcCoth(value)
Inverse hyperbolic cotangent
11
ArcSech(value)
Inverse hyperbolic secant
12
ArcCsch(value)
Inverse hyperbolic cosecant
Additional trigonometric functions
13
Cot(expr)
the cotangent function
14
ArcCot(z)
returns the inverse cotangent of z
15
Sec(z)
returns the secant of z
16
ArcSec(z)
returns the inverse secant of z
17
Csc(z)
returns the cosecant of z
18
ArcCsc(z)
returns the inverse cosecant of z
Close
COMPLEX
1
Arg
Argument of the complex number
2
Conjugate
Conjugate of the complex number
3
Re
Real component
4
Im
Imaginary component
5
▸r∠φ
Displays the result in polar form
6
▸a+bi
Displays the result in rectangular form
7
Abs
Returns the magnitude (modulus)
Close
Settings
Reset setting confirm
This action will permanently delete your setting and reset to default.
Cancel
Confirm
Decimal number format
Matrix
1
Insert Matrix
2
Det(matrix)
Calculates the determinant
3
Inverse(matrix)
Compute the inverse of the matrix
4
MatrixRank(matrix)
returns the rank of matrix
5
Transpose(matrix)
Transposes the matrix
6
IdentityMatrix(dimension)
Returns the identity matrix
7
RowReduce(matrix)
Return the reduced row-echelon form
8
CharacteristicPolynomial(matrix, var)
Computes the characteristic polynomial of a
matrix
for the variable
var
9
Diagonal(list)
Computes the diagonal vector of the matrix
10
DiagonalMatrix(list)
Gives a matrix with the values in list on its diagonal and zeroes elsewhere
11
Eigenvalues(matrix)
Get the numerical eigenvalues of the matrix
12
Eigenvectors(matrix)
Get the numerical eigenvectors of the matrix
13
LeastSquares(matrix, right)
Solves the linear least-squares problem 'matrix.x = right'
14
LinearSolve(matrix, right)
Solves the linear equation system 'matrix.x = right' and returns one corresponding solution x
15
LUDecomposition(matrix)
Calculate the LUP-decomposition of a square matrix
16
NullSpace(matrix)
Returns a list of vectors that span the nullspace of the matrix
17
PseudoInverse(matrix)
Computes the Moore-Penrose pseudoinverse of the matrix. If matrix is invertible, the pseudoinverse equals the inverse
18
SingularValueDecomposition(matrix)
Calculates the singular value decomposition for the matrix
Close
Insert Matrix
Matrix dimensions
✖
1
2
3
4
5
6
7
1
2
3
4
5
6
7
Close
Insert
Your feedback matters!
Share your thoughts, suggestions, or experiences using our services.
Your feedback helps us improve. Thank you for being a part of our journey!
Send feedback
Change Calculator Layout
Auto
Vertical Layout
Horizontal Layout
Close
Angle Unit
RADIAN
\sin(\pi)=0
\sin(90)=0\decimalsep893\thousandthSep996\thousandthSep663\thousandthSep6
DEGREE
\sin(90)=1
\sin(\pi)=0\decimalsep054\thousandthSep803\thousandthSep665\thousandthSep1
GRADIAN
\sin(100)=1
\sin(\pi)=0\decimalsep049\thousandthSep327\thousandthSep995\thousandthSep5
Close
Which symbol should the key
,
represent?
Decimal Separator
Decimal Separator will be a comma
,
symbol
Example:
0\decimalsep5=\frac12
1\decimalsep3333
Function argument Separator
Example:
\operatorname{GCD}(1\termseparator5)
\operatorname{Ceiling}(12\termseparator5)
* You can change the configuration later in
Settings
Save Config
Cancel
Yes
Login now to get more feature
Calculation History
Save and Sync Preferences
Utilize Advanced Features
Participation in Community Features
OR
Login
Skip this time
Calculation Feedback
Result was incorrect
Unexpected result format
Calculation took too long
Result didn’t round correctly
Failed to handle scientific notation
Unexpected error happened
Other
Providing your email helps us follow up with you to resolve your issue more effectively (optional)
Submit
View Result Format
Insert matrix
Insert expression to the editor
Copy as plain text
Copy as LaTeX
Copy as image
Paste
Select All
Close
