145

This number is a composite.

Single Curio View: (Seek other curios for this number)

145 = 1! + 4! + 5! = 5 x 29 and is the smallest semiprime with this property. [Bajpai]

Submitted: 2016-04-12 19:06:18; Last Modified: 2020-06-14 15:01:08.