10591...10631 (26-digits)

This number is a prime.

105917 8665545362 8211510631

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

A prime formed from reverse concatenation of the first fourteen triangular numbers in sequence. [Gupta]

Submitted: 2016-08-24 12:46:46; Last Modified: 2016-08-24 12:49:25.