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

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MnStatusDetails
605999417Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
20197286847691591276092270.82018-06-01 20:07:01
History
DateUserTypeResult
2025-03-17James HeinrichF
Factor: 2019728684769159127609 / TF: 70-71
2018-06-01Alex_soldierF
Factor: 2019728684769159127609 / TF: 70-71*
2016-09-05sasakiNF
no factor from 2^67 to 2^70
2012-11-29AxelssonNF
no factor from 2^65 to 2^67