# project euler – problem 47

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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 = 2² × 7 × 23 645 = 3 × 5 × 43 646 = 2 × 17 × 19. Find the first four consecutive integers to have four distinct primes factors. What is the first of these numbers? getFactor

when i = 2, the program will print 14, and when i = 3, it will print 644.

This program is not hard coded, i can be set to any number to find the number that satisfy the property of problem 47 wanted.

> system.time(source("Problem47.R")) [1] 134043 user system elapsed 43.22 0.00 43.28

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