Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
259488679Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
280582459451933264614072374.62022-09-07 10:20:28
History
DateUserTypeResult
2022-09-07Elijah KuzminF
Factor: 28058245945193326461407 / TF: 74-75
2022-02-14SRBaseNF
no factor from 2^73 to 2^74
2020-11-25SRBaseNF
no factor from 2^72 to 2^73
2020-07-04SRBaseNF
no factor from 2^71 to 2^72
2020-05-03SRBaseNF
no factor from 2^70 to 2^71
2015-12-23Andrew BNF
no factor from 2^69 to 2^70
2015-12-23Andrew BNF
no factor from 2^68 to 2^69
2015-12-21Andrew BNF
no factor from 2^67 to 2^68
2015-12-21Andrew BNF
no factor from 2^66 to 2^67
2014-05-19sasaki3NF
no factor from 2^65 to 2^66
2011-08-12RichardNF
no factor from 2^64 to 2^65
2010-03-12Nathan SlavenNF
no factor from 2^63 to 2^64
2010-03-12Nathan SlavenNF
no factor from 2^62 to 2^63