# 184

This number is a composite.

184 = 2^{3} * 23 (concatenation of the first two primes). [Sladcik]

The smallest number that can be written as q * p^{q} + r * p ^{r}, where p, q and r are distinct primes (184 = 3 * 2^{3} + 5 * 2^{5}). [Thoms]

2^{184} with the last digit removed is prime. [Blevins]

(There are 2 curios for this number that have not yet been approved by an editor.)

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