From cd7130db4dca87e59e7474b2af785533e31448c2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Francisco=20Couti=C3=B1o?= Date: Wed, 6 May 2015 15:04:10 -0500 Subject: [PATCH] init p12 --- 12 - Highly divisible triangular number/p12.cpp | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100755 12 - Highly divisible triangular number/p12.cpp diff --git a/12 - Highly divisible triangular number/p12.cpp b/12 - Highly divisible triangular number/p12.cpp new file mode 100755 index 0000000..9ec921a --- /dev/null +++ b/12 - Highly divisible triangular number/p12.cpp @@ -0,0 +1,20 @@ +/* + + The sequence of triangle numbers is generated by adding the natural numbers. So the 7th triangle number would be 1 + 2 + 3 + 4 + 5 + 6 + 7 = 28. The first ten terms would be: + + 1, 3, 6, 10, 15, 21, 28, 36, 45, 55, ... + + Let us list the factors of the first seven triangle numbers: + + 1: 1 + 3: 1,3 + 6: 1,2,3,6 + 10: 1,2,5,10 + 15: 1,3,5,15 + 21: 1,3,7,21 + 28: 1,2,4,7,14,28 + We can see that 28 is the first triangle number to have over five divisors. + + What is the value of the first triangle number to have over five hundred divisors? + +*/ \ No newline at end of file -- 2.0.0