127

This number is a prime.

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

127 is the 15th Fibonacci 7-step (heptanacci) number. Note that 2^7-1 = 127, making it the 4th Mersenne prime. [Loungrides]

Submitted: 2018-04-03 12:06:40; Last Modified: 2018-04-04 11:15:46.