99999...99991 (199-digits)

This number is a prime.

            999999999 9999999999 9999999999 9999999999 9999999999 9999999999
9999999999 9999999999 9999999999 9999999999 9999999999 9999999999 9999999999
9999999999 9999999999 9999999999 9999999999 9999999999 9999999999 9999999991

Single Curio View:   (Seek other curios for this number)
The smallest prime starting with 99 occurrences of "99" is the near-repdigit prime 10^199-9 = 9...91, which is also the largest prime with 199 digits. [Hasler]

Submitted: 2009-01-15 03:21:11;   Last Modified: 2009-01-15 03:53:11.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell