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# 115

This number is a composite.

115 (or 5! - 5) is the smallest composite number of the form *p*! - *p*,
where *p* is prime. [Bakker]

115 = 23 x (2 + 3). [Sladcik]

The smallest integer n, in which pi(n) occurs at the nth decimal place of π. [Wu]

The smallest three-digit integer, abc, such that (abc)/(a*b*c) is also prime. [Patterson]

An emirpimes, ending with the smallest emirpimes. It implies that two emirpimes can be found in its reversal. [Capelle]

π(115) = (1*1*5)^1 + (1*1*5)^2. [Bervaye]

(There are 3 curios for this number that have not yet been approved by an editor.)

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell