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

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MnStatusDetails
134899181Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8188639958390695723752312479.42024-09-05 22:30:12
P-1 factors
DateFactorB1B2
2024-09-0581886399583906957237523111050001105000
History
DateUserTypeResult
2024-09-05Luke DurantF-PM1
Factor: 818863995839069572375231 / (P-1, B1=1105000)
2024-03-06RichardNF
no factor from 2^76 to 2^77
2024-02-24voidfNF
no factor from 2^75 to 2^76
2023-01-06SRBaseNF
no factor from 2^74 to 2^75
2021-07-27SRBaseNF
no factor from 2^73 to 2^74
2020-10-23SRBaseNF
no factor from 2^72 to 2^73
2016-08-10Christopher TompkinsNF
no factor from 2^71 to 2^72
2016-08-06DerekNF
no factor from 2^70 to 2^71
2016-08-06Andrew BNF
no factor from 2^69 to 2^70
2016-08-04proxy2222NF
no factor from 2^68 to 2^69
2016-08-04proxy2222NF
no factor from 2^67 to 2^68
2015-01-24aurashiftNF
no factor from 2^66 to 2^67
2012-10-29RHMashNF
no factor from 2^65 to 2^66
2010-11-23Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-06-07carlos56NF
no factor from 2^63 to 2^64