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Organization: Alexa Crawls

Starting in 1996, Alexa Internet has been donating their crawl data to the Internet Archive. Flowing in every day, these data are added to the Wayback Machine after an embargo period.

Collection: Alexa Crawls

Starting in 1996, Alexa Internet has been donating their crawl data to the Internet Archive. Flowing in every day, these data are added to the Wayback Machine after an embargo period.
TIMESTAMPS

The Wayback Machine - http://web.archive.org/web/20180416215344/http://www.lintcode.com:80/en/problem/ugly-number/
  



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517. Ugly Number







●  Description

●  Notes

●  Testcase

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Write a program to check whether a given number is an ugly number`.
Ugly numbers are positive numbers whose prime factors only include 2, 3, 5. For example, 6, 8are ugly while 14is not ugly since it includes another prime factor 7.
 Notice

Note that 1is typically treated as an ugly number.



Example
Given num = 8return true
 Given num = 14return false 

Tags
Mathematics


Related Problems

2 (heap),(mathematics),(google) Medium Super Ugly Number 28 % 1 (airbnb),(mathematics),(hash-table),(twitter),(uber) Easy Happy Number 32 %





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