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

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MnStatusDetails
972206827Composite: 6 known prime factors
Factored
FactorDigitsBitsDate
155553092331133.92008-05-31 21:59:24
466659276971135.42008-05-31 21:59:24
641656505831135.92008-05-31 21:59:24
855542007771136.32008-05-31 21:59:24
433319368797552471755.32015-01-15 12:34:59
2524517215609359961372167.82022-12-22 23:40:44
History
DateUserTypeResult
2023-03-22LordJuliusNF
no factor from 2^75 to 2^76
2022-12-22LordJuliusNF
no factor from 2^74 to 2^75
2022-12-22LordJuliusNF
no factor from 2^73 to 2^74
2022-12-22LordJuliusNF
no factor from 2^72 to 2^73
2022-12-22LordJuliusNF
no factor from 2^71 to 2^72
2022-12-22LordJuliusF
Factor: 252451721560935996137 / TF: 67-71
2022-12-22LordJuliusNF
no factor from 2^67 to 2^71
2022-07-27J.R. AllenF
Factor: 43331936879755247 / TF: 1-66
2022-07-27J.R. AllenF
Factor: 85554200777 / TF: 1-66
2022-07-27J.R. AllenF
Factor: 64165650583 / TF: 1-66
2022-07-27J.R. AllenF
Factor: 46665927697 / TF: 1-66
2022-07-27J.R. AllenF
Factor: 15555309233 / TF: 1-66
2019-06-16Seth_TrNF
no factor from 2^66 to 2^67
2015-01-15TJAOIF
Factor: 43331936879755247 / TF: 55-56