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
658479011Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5507377111226225825932168.92016-10-20 03:50:24
History
DateUserTypeResult
2016-10-20NipalF
Factor: 550737711122622582593 / TF: 67-70
2014-07-02sasakiNF
no factor from 2^66 to 2^67
2014-02-23america64NF
no factor from 2^65 to 2^66