Dreamshire | Large Integers

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Large Integers

This tag is associated with 19 posts

By Mike ⋅ June 16, 2009 ⋅ One comment

Investigating which primes will never divide a repunit containing 10**n digits.

By Mike ⋅ May 28, 2009 ⋅ Post a comment

Which base/exponent pair in the file has the greatest numerical value?

By Mike ⋅ May 25, 2009 ⋅ Post a comment

Investigate the game of chance involving coloured discs.

By Mike ⋅ May 18, 2009 ⋅ Post a comment

Find the sum of digits in 100!

By Mike ⋅ May 18, 2009 ⋅ One comment

What is the sum of the digits of the number 2^1000?

By Mike ⋅ May 18, 2009 ⋅ Post a comment

Find the first ten digits of the sum of one-hundred 50-digit numbers.

By Mike ⋅ April 30, 2009 ⋅ Post a comment

Find the value of d < 1000 for which 1/d contains the longest recurring cycle.

By Mike ⋅ April 26, 2009 ⋅ 2 comments

The hyperexponentiation of a number

By Mike ⋅ April 20, 2009 ⋅ Post a comment

Investigating the numbers which are equal to sum of their digits raised to some power.

By Mike ⋅ April 19, 2009 ⋅ Post a comment

Starting in the top left corner in a 20 by 20 grid, how many routes are there to the bottom right corner?