Prime Checker

Prime Check / Factorization / Prime List

Prime Tool Guide

Features

  • Prime Check - Check if a number is prime
  • Factorization - Decompose a composite number into prime factors
  • Prime List - Generate all primes up to N using the Sieve of Eratosthenes
  • A prime is a natural number greater than 1 that has no positive divisors other than 1 and itself

Tips

  • Prime check and factorization support large numbers
  • Prime list max limit is 100,000
  • Sieve of Eratosthenes is the classic prime generation algorithm
  • All computation is done locally in your browser