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

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MnStatusDetails
506001239Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3211236801942928666872168.12016-12-08 07:17:28
History
DateUserTypeResult
2025-03-07James HeinrichF
Factor: 321123680194292866687 / TF: 68-70
2016-12-08ConductorF
Factor: 321123680194292866687 / TF: 68-69*
2016-06-22sasakiNF
no factor from 2^67 to 2^68
2014-12-14sasakiNF
no factor from 2^66 to 2^67
2014-09-18sasakiNF
no factor from 2^65 to 2^66
2011-12-25Architects CubedNF
no factor from 2^64 to 2^65
2010-03-15Architects CubedNF
no factor from 2^63 to 2^64