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Solutions 30-39

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Project Euler Problem 37 Solution

By Mike ⋅ April 23, 2009 ⋅ Post a comment

Find the sum of all eleven primes that are both truncatable from left to right and right to left.

Project Euler Problem 33 Solution

By Mike ⋅ April 22, 2009 ⋅ Post a comment

Discover all the fractions with an unorthodox cancelling method.

Project Euler Problem 32 Solution

By Mike ⋅ April 22, 2009 ⋅ 2 comments

Find the sum of all numbers that can be written as pandigital products.

Project Euler Problem 39 Solution

By Mike ⋅ April 22, 2009 ⋅ Post a comment

If p is the perimeter of a right angle triangle, {a, b, c}, which value, for p ≤ 1000, has the most solutions?

Project Euler Problem 35 Solution

By Mike ⋅ April 8, 2009 ⋅ One comment

How many circular primes are there below one million?

Project Euler Problem 34 Solution

By Mike ⋅ April 8, 2009 ⋅ Post a comment

Find the sum of all numbers which are equal to the sum of the factorial of their digits.

Project Euler Problem 31 Solution

By Mike ⋅ March 31, 2009 ⋅ 3 comments

Investigating combinations of English currency denominations.

Project Euler Problem 30 Solution

By Mike ⋅ March 30, 2009 ⋅ Post a comment

Find the sum of all the numbers that can be written as the sum of fifth powers of their digits.

Project Euler Problem 36 Solution

By Mike ⋅ March 29, 2009 ⋅ Post a comment

Find the sum of all numbers less than one million, which are palindromic in base 10 and base 2.

Project Euler Problem 38 Solution

By Mike ⋅ March 26, 2009 ⋅ Post a comment

What is the largest 1 to 9 pandigital that can be formed by multiplying a fixed number by 1, 2, 3, … ?

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