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
61253483Factored
FactorDigitsBitsDate
202219350418895321395192374.12023-08-31 04:32:15
LL
StatusDateUserResidueShift
Verified (Factored)2014-06-12-Anonymous-93F33CF227CD84F37142059
Verified (Factored)2022-03-28jhonyspain93F33CF227CD84F3247319
History
DateUserTypeResult
2023-08-31Smok_bmv F
Factor: 20221935041889532139519 / TF: 74-75*
2022-03-28jhonyspainC-LL
93F33CF227CD84F3
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2014-06-12-Anonymous-C-LL
93F33CF227CD84F3
2013-07-26RichD0NF-PM1
B1=530000, B2=9407500
2013-07-11ChuckNF
no factor from 2^73 to 2^74
2013-02-01Sebastian HornbostelNF
no factor from 2^72 to 2^73
2013-02-01Sebastian HornbostelNF
no factor from 2^71 to 2^72
2013-01-24XyzzyNF
no factor from 2^70 to 2^71
2012-03-22oddveryoddNF
no factor from 2^69 to 2^70
2009-08-16-Anonymous-NF
no factor from 2^68 to 2^69
2009-07-31arnaudNF
no factor from 2^67 to 2^68
2009-07-25Johannes WeingartnerNF
no factor from 2^66 to 2^67
2009-07-25Helmut ZulusNF
no factor from 2^65 to 2^66
2009-07-23Helmut ZulusNF
no factor from 2^64 to 2^65
2009-06-09markrNF
no factor from 2^63 to 2^64