Happy primes up to 600
Happy primes: Primes that eventually reach 1 under iteration of: x -> sum of squares of digits of x.
There is 24 happy primes smaller than 600.
List#
7, 13, 19, 23, 31, 79, 97, 103, 109, 139, 167, 193, 239, 263, 293, 313, 331, 367, 379, 383, 397, 409, 487, 563
Table#
Related#
- Learn more about Happy primes.
- All happy primes