115921
This number is a composite.
Single Curio View: (Seek other curios for this number)
The smallest triangular number that is simultaneously pseudoprime to base 2, 3, 5, 7, 11. [Bajpai]
Submitted: 2019-07-23 12:36:30; Last Modified: 2020-06-15 21:01:39.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell