Problems

1 – 10 of 10

Problem Title Likes Solvers Difficulty

Problem 43269. Get all prime factors

Created by: Jamil Kasan

Tags primes, factorization

205

Problem 148. Factorize THIS, buddy

Created by: the cyclist

Tags easy prime, basic matlab

958

Problem 1066. Multiples of a Number in a Given Range

Created by: @bmtran (Bryant Tran)

Tags factor, plus15, colon

235

Problem 191. Proper Factors

Created by: @bmtran (Bryant Tran)

Tags proper factors

203

Problem 365. Numbers with prime factors 2, 3 and 5.

Created by: elias GR

Tags primes, factors

182

Problem 234. Project Euler: Problem 3, Largest prime factor

Created by: Doug Hull

Tags projecteuler

494

Problem 1925. Smith numbers

Created by: Sky Sartorius

Tags sum, factors

250

Problem 83. Prime factor digits

Created by: Cody Team

Tags primes, poor_test_suite

961

Problem 1826. Find vampire numbers

Created by: Andrew Newell

Tags factors, number theory

150

Problem 2674. Generalised Hamming Number

Created by: Jean-Marie Sainthillier

Tags hamming

127

1 – 10 of 10

Difficulty Rating

Problem Groups

Problems

Problem 43269. Get all prime factors

Problem 148. Factorize THIS, buddy

Problem 1066. Multiples of a Number in a Given Range

Problem 191. Proper Factors

Problem 365. Numbers with prime factors 2, 3 and 5.

Problem 234. Project Euler: Problem 3, Largest prime factor

Problem 1925. Smith numbers

Problem 83. Prime factor digits

Problem 1826. Find vampire numbers

Problem 2674. Generalised Hamming Number