Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
246015277Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4087784139643617141132168.52018-05-16 18:31:53
History
DateUserTypeResult
2025-03-14James HeinrichF
Factor: 408778413964361714113 / TF: 68-70
2018-05-16Alex_soldierF
Factor: 408778413964361714113 / TF: 68-69*
2016-10-17rubikvn2100NF
no factor from 2^67 to 2^68
2015-12-10vwflat4NF
no factor from 2^66 to 2^67
2013-10-27jim f in mnNF
no factor from 2^65 to 2^66
2011-07-19ALSNF
no factor from 2^64 to 2^65