FREE ONLINE TOOL

Free Prime Factorization
Calculator

Factor integers into primes with a fast browser-side Pollard Rho engine. See exponential form, divisors, Euler phi, divisor count, Möbius value, radical and verification. Free and private.

About Free Prime Factorization Calculator

Break an integer into prime powers, then go further: divisor count, divisor sum, Euler’s φ, radical, Möbius value, square-free status, factor tree and exact multiplication verification.

Workspace options

  • Enter an integer

Available actions

  • Factor number
  • 360
  • 600851475143
  • large semiprime
  • −2310
  • 2⁶¹−1