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

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MnStatusDetails
119237617Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15266791495231576359287212580.32023-09-16 00:49:34
P-1 factors
DateFactorB1B2
2023-09-161526679149523157635928721855000855000
History
DateUserTypeResult
2023-09-16ky0urakuF-PM1
Factor: 1526679149523157635928721 / (P-1, B1=855000)
2022-05-22TheJudgerNF
no factor from 2^76 to 2^77
2021-07-07TheJudgerNF
no factor from 2^75 to 2^76
2021-05-31hktNF
no factor from 2^74 to 2^75
2021-03-18Richard ThomasNF
no factor from 2^73 to 2^74
2020-10-19SRBaseNF
no factor from 2^72 to 2^73
2015-05-03SMoffatNF
no factor from 2^71 to 2^72
2015-04-19SMoffatNF
no factor from 2^70 to 2^71
2015-04-14Judge HaleNF
no factor from 2^69 to 2^70
2015-04-14Judge HaleNF
no factor from 2^68 to 2^69
2015-04-14Judge HaleNF
no factor from 2^67 to 2^68
2014-12-13nikoszNF
no factor from 2^66 to 2^67
2012-07-22subgeniusNF
no factor from 2^65 to 2^66
2010-10-16Thomas StorkNF
no factor from 2^64 to 2^65
2010-05-15sasaki3NF
no factor from 2^63 to 2^64