Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
155247067Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3469541682732671467475302792788.22024-09-25 08:23:59
P-1 factors
DateFactorB1B2
2024-09-2534695416827326714674753027913430001343000
History
DateUserTypeResult
2024-09-25Luke DurantF-PM1
Factor: 346954168273267146747530279 / (P-1, B1=1343000)
2024-08-13SRBaseNF
no factor from 2^75 to 2^76
2023-02-16SRBaseNF
no factor from 2^74 to 2^75
2021-11-29SRBaseNF
no factor from 2^73 to 2^74
2017-12-19SummyNF
no factor from 2^72 to 2^73
2017-11-27AK76NF
no factor from 2^71 to 2^72
2017-11-27shbrisNF
no factor from 2^70 to 2^71
2017-08-06La GüiraNF
no factor from 2^69 to 2^70
2017-01-04workerthreadNF
no factor from 2^68 to 2^69
2016-05-05DerekNF
no factor from 2^67 to 2^68
2015-04-10vwflat4NF
no factor from 2^66 to 2^67
2013-02-03AKAxAutoNF
no factor from 2^65 to 2^66
2011-01-23runeskNF
no factor from 2^64 to 2^65