Math & Stats Calculators

Prime Number Calculator

Check if a number is prime and find its prime factorization

Exponent Calculator

Raise any base to any power, including negative and fractional exponents

Square Root Calculator

Find the square root, cube root and nth root of any number

Logarithm Calculator

Compute log base 10, natural log, and logarithms of any base

Factorial Calculator

Calculate the factorial (n!) of any non-negative integer

Permutation and Combination Calculator

Calculate permutations (nPr) and combinations (nCr) quickly

Mean, Median, Mode Calculator

Find the mean, median, mode and range of any data set

Slope Calculator

Calculate the slope, angle and equation of a line from two points

Distance Formula Calculator

Calculate the distance between two points on a coordinate plane

Significant Figures Calculator

Count significant figures and round numbers to a set number of sig figs

Scientific Notation Calculator

Convert numbers to and from scientific notation and E-notation

Rounding Calculator

Round numbers to the nearest whole, decimal place, or significant figure

Golden Ratio Calculator

Calculate golden ratio proportions (1

Velocity Calculator

Calculate velocity based on distance and time

Acceleration Calculator

Calculate acceleration based on change in velocity

Kinetic Energy Calculator

Calculate the kinetic energy of a moving object

Ohms Law Calculator

Calculate voltage, current, or resistance

Resistor Color Code Calculator

Decode resistor bands to find resistance

Voltage Divider Calculator

Calculate the output voltage of a divider circuit

Density Calculator

Calculate density, mass, or volume

Force Calculator

Calculate force using Newtons second law

Work Calculator

Calculate the work done by a force

Cross Product Calculator

Calculate the cross product of two 3D vectors

Integral Calculator

Calculate definite integrals numerically with this easy-to-use calculus tool

Quadratic Equation Solver

Solve quadratic equations step-by-step and find the roots

Sample Size Calculator

Determine the optimal sample size for your research or survey

Z-Score Calculator

Calculate the Z-score and probability for your statistical data

P-Value Calculator

Calculate the P-value from Z, t, F, or Chi-Square statistics

Margin of Error Calculator

Calculate the margin of error for surveys and polling data

Matrix Calculator

Perform matrix operations like multiplication, determinant, and inverse

Triangle Calculator

Solve for all sides and angles of a triangle using SAS, SSS, ASA, etc

Pythagorean Theorem Calculator

Calculate the hypotenuse or missing side of a right triangle

Circle Calculator

Calculate the radius, diameter, circumference, and area of a circle

Volume Calculator

Calculate the volume of cylinders, cones, spheres, and more

Surface Area Calculator

Calculate the surface area of various 3D geometric shapes