53
This number is a prime.
Just showing those entries submitted by 'Capelle': (Click here to show all)
The largest known prime p such that
2p does not contain the digit
3. It ends with the digit 3, the smallest odd prime with
this property. [Capelle]
The largest known prime number p such that p! doesn't
contain 5! in binary representation. [Capelle]
The largest known natural number that can be expressed as
the sum of three nonnegative triangular numbers in exactly
one way. [Capelle]
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