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
162389963Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1048821993026614871345772476.52024-10-07 17:15:07
P-1 factors
DateFactorB1B2
2024-10-0710488219930266148713457713780001220642280
History
DateUserTypeResult
2024-10-07Luke DurantF-PM1
Factor: 104882199302661487134577 / (P-1, B1=1378000, B2=1220642280)
2024-09-01SRBaseNF
no factor from 2^75 to 2^76
2023-03-04SRBaseNF
no factor from 2^74 to 2^75
2021-12-01SRBaseNF
no factor from 2^73 to 2^74
2018-07-09ITSNF
no factor from 2^72 to 2^73
2018-06-30ITSNF
no factor from 2^71 to 2^72
2018-06-21arnaudNF
no factor from 2^70 to 2^71
2018-01-06Oliver KruseNF
no factor from 2^69 to 2^70
2017-03-31rubikvn2100NF
no factor from 2^68 to 2^69
2016-05-24-Anonymous-NF
no factor from 2^67 to 2^68
2015-05-11nikoszNF
no factor from 2^66 to 2^67
2013-03-01Son JohanNF
no factor from 2^65 to 2^66
2011-02-04runeskNF
no factor from 2^64 to 2^65
2010-07-01Torchwood InstituteNF
no factor from 2^63 to 2^64