1399
This number is a prime.
Single Curio View: (Seek other curios for this number)
The 65th emirp (1399) has a Collatz trajectory length of
65. [Gaydos]
Submitted: 2019-09-27 13:46:05; Last Modified: 2020-03-22 19:17:55.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell