17 lines
364 B
PHP
17 lines
364 B
PHP
<?php
|
|
/*
|
|
The first two consecutive numbers to have two distinct prime factors are:
|
|
14 = 2 * 7
|
|
15 = 3 * 5
|
|
|
|
|
|
The first three consecutive numbers to have three distinct prime factors are:
|
|
|
|
644 = 2^2 * 7 * 23
|
|
645 = 3 * 5 * 43
|
|
646 = 2 * 17 * 19
|
|
|
|
Find the first four consecutive integers to have four distinct prime factors each. What is the first of these numbers?
|
|
*/
|
|
|