1447
This number is a prime.
Single Curio View: (Seek other curios for this number)
The smallest prime p
such that 4p+3, 16p+15, 64p+63, and 256p+255 are also
primes. [Ahmed]
Submitted: 2026-07-10 18:27:23; Last Modified: 2026-07-10 19:01:50.
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