15242...99999 (182-digits)

This number is a probable-prime (likely to be a prime but we have not (re-)proven it on this site).

15 2423511936 3853558649 9098453450 9344810774
0980512445 2543318330 3064886728 2758097038 6277481496 4194949042 8738307250
8707917625 8609902824 9777341689 3366565130 5113190399 9999999999 9999999999

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

The product of first 97 even numbers (2 through 194) minus 1 is the smallest prime greater than a googol of this type. [Gupta]

Submitted: 2020-07-23 14:21:55; Last Modified: 2020-07-23 18:41:15.