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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Exponent Range:










MnStatusDetails
736647071Factored
FactorDigitsBitsDate
721914129591136.1old
3845297710631238.5old
273517057462311444.6old
1423040078816391547.02014-02-25 12:23:31
25623841109433831651.2old
160475146374940571753.82014-10-15 11:43:50
894605609986283271756.32015-02-20 16:52:11
177460205956984786312063.92015-02-20 16:52:10
65336226055170659885932272.52015-02-20 16:49:28
192519509823391796813121592684.02023-01-07 13:30:13
P-1 factors
DateFactorB1B2
2023-10-203416455186399686402661944856393805381019743293000000025004475210
History
DateUserTypeResult
2024-03-27ram6315NF
no factor from 2^86 to 2^87
2024-03-27ram6315NF
Redundant composite factor (72191412959*2562384110943383) from 2^87 to 2^88
2024-03-07ram6315NF
Redundant composite factor (384529771063*142304007881639) from 2^85 to 2^86
2024-03-07ram6315NF
no factor from 2^84 to 2^85
2024-03-03ram6315NF
Redundant composite factor (72191412959*142304007881639) from 2^83 to 2^84
2024-03-03ram6315F
Factor: 19251950982339179681312159 / TF: 83-84
2024-03-03ram6315NF
Redundant composite factor (384529771063*27351705746231) from 2^83 to 2^84
2023-10-20Anton RepkoF-PM1
Factors: 19251950982339179681312159,17746020595698478631 / (P-1, B1=30000000, B2=25004475210)
2023-02-03alpertronNF-PM1
B1=1000000, B2=100000005
2023-01-26alpertronNF-PM1
B1=100000, B2=10000125
2023-01-25alpertronNF-PM1
B1=100000, B2=5000100
2023-01-25alpertronNF-PM1
B1=100000, B2=3000015
2023-01-07ViliamFNF
no factor from 2^83 to 2^84
2023-01-07ViliamFF
Factor: 19251950982339179681312159 / TF: 83-84
2023-01-07ViliamFNF
no factor from 2^82 to 2^83
2023-01-07ViliamFNF
no factor from 2^81 to 2^82
2023-01-07ViliamFNF
no factor from 2^80 to 2^81
2022-04-16LordJuliusNF
no factor from 2^73 to 2^74
2022-04-16LordJuliusNF
no factor from 2^71 to 2^72
2022-04-16LordJuliusNF
no factor from 2^70 to 2^71
2022-03-23James HeinrichNF
no factor from 2^64 to 2^66
2021-08-06Seth_TrNF
no factor from 2^74 to 2^75
2019-12-28Seth_TrNF
no factor from 2^79 to 2^80
2019-12-12Seth_TrNF
no factor from 2^78 to 2^79
2019-06-24Seth_TrNF
no factor from 2^77 to 2^78
2019-06-24Seth_TrNF
no factor from 2^76 to 2^77
2019-06-24Seth_TrNF
no factor from 2^75 to 2^76
2019-06-24Seth_TrNF
no factor from 2^73 to 2^74
2019-06-24Seth_TrNF
no factor from 2^71 to 2^72
2019-06-22Seth_TrNF
no factor from 2^70 to 2^71
2019-06-20Seth_TrNF
no factor from 2^69 to 2^70
2019-06-18Seth_TrNF
no factor from 2^68 to 2^69
2019-06-17Seth_TrNF
no factor from 2^67 to 2^68
2019-06-16Seth_TrNF
no factor from 2^66 to 2^67
2015-02-20pdazzlF
Factor: 89460560998628327 / TF: 56-57
2015-02-20pdazzlF
Factor: 17746020595698478631 / TF: 63-64
2015-02-20pdazzlF
Factor: 6533622605517065988593 / TF: 72-73
2014-10-15TJAOIF
Factor: 16047514637494057 / TF: 53-54
2014-02-25TJAOIF
Factor: 142304007881639