JSFiddle - React, Tailwind, and code Playground

by Gabriel Vazquez

JavaScript

// The prime factors of 13195 are 5, 7, 13 and 29.
// What is the largest prime factor of the number 600851475143
const primeFactors = (number) => {
  let primeFactors;
  for (let n = (number - 1); n > 1; n--) {
    if (number % n === 0) {
      primeFactors = n;
      break;
    }
  }
  return primeFactors;
};

console.log(primeFactors(600851475143));