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

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MnStatusDetails
33873289Factored
FactorDigitsBitsDate
405802002231135.2old
27478012036811341.32008-09-09 20:44:49
1462008413857911547.12008-09-09 20:44:49
1559396013249755111857.12015-05-26 11:17:50
History
DateUserTypeResult
2022-09-25LordJuliusNF
no factor from 2^66 to 2^67
2022-09-20masserNF
no factor from 2^67 to 2^71
2022-05-27masserNF-PM1
B1=285000, B2=28810530
2015-05-26TJAOIF
Factor: 155939601324975511 / TF: 57-58
2008-09-09Will EdgingtonF
Factor: 146200841385791
2008-09-09Will EdgingtonF
Factor: 2747801203681