# LeetCode: Check If Number Is A Sum Of Powers Of Three Solution

1/**2 * @param {number} n3 * @return {boolean}4 */5var checkPowersOfThree = function (n) {6 while (n > 0) {7 if (n % 3 === 0) {8 n /= 39 continue10 }11 n -= 112 if (n % 3 !== 0) {13 return false14 }15 }16 return true17}

## Comments

Loading comments...

## Tags

leetcode

math

## Apply and earn a $2,500 bonus once you're hired on your first job!

Clients from the Fortune 500 to Silicon Valley startups

Choose your own rate, get paid on time

From hourly, part-time, to full-time positions

Flexible remote working environment

A lot of open JavaScript jobs!!

**Fact corner:** Referred talent are 5x more likely to pass the Toptal screening process than the average applicant.

**Still hesitate?** Read HoningJS author's guide on dealing with Toptal interview process.