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

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MnStatusDetails
552090397Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4810663817691525783192168.72017-08-06 13:32:18
History
DateUserTypeResult
2025-03-07James HeinrichF
Factor: 481066381769152578319 / TF: 68-70
2017-08-06Alex_soldierF
Factor: 481066381769152578319 / TF: 68-69*
2016-05-26Bruno VictalNF
no factor from 2^67 to 2^68
2014-08-11sasakiNF
no factor from 2^65 to 2^67
2011-08-05Architects CubedNF
no factor from 2^64 to 2^65