Math Calculators

Use this tool to generate a list of deficient numbers integers where the sum of proper divisors (excluding the number itself) is less than the number. For example, 8 qualifies…

This tool finds and displays the first perfect numbers based on your input count. A perfect number equals the sum of its proper divisors (excluding itself). For example, 6 is…

Generate a Polynomial Sequence lets you define a polynomial and instantly see what it outputs for a range of values. Just enter the coefficients in order, and the tool evaluates…

Calculate the Factorial lets you input a list of numbers and instantly see their factorials. Whether you’re working with small values or larger sequences, this tool multiplies through the series…

Want to see what happens when you divide each digit of a number by the next one? The Digit Quotient Tool does exactly that. Drop in a list of numbers,…

Calculate Number Quotient takes a list of numbers and divides them one by one in order. You start with the first number as your base, then divide it by the…

Calculate a Running Product lets you multiply a list of numbers step by step. As you enter each new value, the tool multiplies it with the product so far, showing…

Calculate a Running Difference lets you take a list of numbers and turn it into a step-by-step chain of subtractions. You start with an initial value, then subtract the next…

Calculate a Running Sum makes it easy to take a list of numbers and turn it into a line-by-line cumulative total. As you enter values, the tool adds them up…

Calculate Digit Sum takes each line you enter and adds up the digits it finds. It updates live as you type and lets you clean out anything that’s not a…