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

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MnStatusDetails
124471673Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
12132047602769411387299372580.02024-06-12 21:04:18
P-1 factors
DateFactorB1B2
2024-06-12121320476027694113872993710850001486212000
History
DateUserTypeResult
2024-06-12Luke DurantF-PM1
Factor: 1213204760276941138729937 / (P-1, B1=1085000, B2=1486212000)
2024-05-08James HeinrichNF
no factor from 2^70 to 2^71
2022-07-06TheJudgerNF
no factor from 2^76 to 2^77
2022-07-06TheJudgerNF
no factor from 2^75 to 2^76
2022-07-06TheJudgerNF
no factor from 2^74 to 2^75
2021-07-06SRBaseNF
no factor from 2^73 to 2^74
2020-10-27SRBaseNF
no factor from 2^72 to 2^73
2015-09-30Smok_bmv NF
no factor from 2^71 to 2^72
2015-09-05Josh FamestadNF
no factor from 2^70 to 2^71
2015-06-26Judge HaleNF
no factor from 2^69 to 2^70
2015-06-26Judge HaleNF
no factor from 2^68 to 2^69
2015-06-26Judge HaleNF
no factor from 2^67 to 2^68
2014-12-21nikoszNF
no factor from 2^66 to 2^67
2012-09-04sasaki3NF
no factor from 2^65 to 2^66
2010-10-29kiwiboyNF
no factor from 2^64 to 2^65
2010-05-23-Anonymous-NF
no factor from 2^63 to 2^64