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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
150741557Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4150337638107219212173692478.52024-11-27 14:17:26
P-1 factors
DateFactorB1B2
2024-11-2741503376381072192121736992600093891420
History
DateUserTypeResult
2024-11-27Ryan PropperF-PM1
Factor: 415033763810721921217369 / (P-1, B1=926000, B2=93891420)
2024-03-09La GüiraNF
no factor from 2^75 to 2^76
2023-02-06SRBaseNF
no factor from 2^74 to 2^75
2021-11-12SRBaseNF
no factor from 2^73 to 2^74
2017-10-23Choi4KANGNF
no factor from 2^71 to 2^72
2017-10-11workerthreadNF
no factor from 2^72 to 2^73
2017-10-04workerthreadNF
no factor from 2^71 to 2^72
2017-03-24nuclear-smilieNF
no factor from 2^70 to 2^71
2017-01-16Adam BuranNF
no factor from 2^69 to 2^70
2016-07-12Josh FamestadNF
no factor from 2^68 to 2^69
2016-04-23Thor VikNF
no factor from 2^67 to 2^68
2015-03-20vwflat4NF
no factor from 2^66 to 2^67
2013-01-15Charles A. MorrisNF
no factor from 2^65 to 2^66
2011-01-12Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-06-22Mr-PlonkNF
no factor from 2^63 to 2^64