2^29365451-1 is not prime

2^29365451-1不是素数 苏剑林 · 2013-04-14 · Mathematics prime number network

This is the third result, and I expect there'll be a fourth one tomorrow. After these four are done, I'll let the computer take a good rest, haha.

And once again, $2^{29365451}-1$ turns out not to be prime either!

[Comm thread Apr 14 14:51] Sending result to server: UID: bojone/bojone, M29365451 is not prime. Res64: C3207F669EEAE07E. We4: 46622147,3026845,00000000, AID:
[Comm thread Apr 14 14:51]
[Comm thread Apr 14 14:51] PrimeNet success code with additional info:
[Comm thread Apr 14 14:51] LL test successfully completes double-check of M29365451
[Comm thread Apr 14 14:51] CPU credit is 29.2023 GHz-days.
[Comm thread Apr 14 14:51] Done communicating with server.