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

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MnStatusDetails
277777349Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
53558909853044691332872272.22020-12-04 19:30:29
History
DateUserTypeResult
2024-05-13Jarod McClintockNF
no factor from 2^71 to 2^72
2020-12-04Ruslan BorisovF
Factor: 5355890985304469133287 / TF: 72-73
2019-09-14ConductorNF
no factor from 2^71 to 2^72
2016-01-19Alex_soldierNF
no factor from 2^70 to 2^71
2016-01-15Alex_soldierNF
no factor from 2^69 to 2^70
2016-01-15Alex_soldierNF
no factor from 2^67 to 2^69
2016-01-15Jan KuipersNF
no factor from 2^66 to 2^67
2013-12-08tscNF
no factor from 2^65 to 2^66
2011-09-10RichardNF
no factor from 2^64 to 2^65
2010-04-04Jimmy BrüggemannNF
no factor from 2^63 to 2^64
2010-04-04Jimmy BrüggemannNF
no factor from 2^62 to 2^63