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:
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MnStatusDetails
56937373No factors below 274
P-1
B1=550 000
B2=9 762 500
LL
StatusDateUserResidueShift
Verified2012-06-24Amy Pond7473BBD04360FD7512016753
Verified2021-06-13Noodles7473BBD04360FD7525872536
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-08-10-Anonymous-LL double-checkLL0.9 % 2020-08-102020-09-19
2020-05-07Leo CustodioLL double-checkLL62.0 % 2020-06-102020-08-09
2020-03-23-Anonymous-LL double-check0.0 % 2020-03-232020-05-02
2020-02-07eugn277LL double-checkLL6.4 % 2020-02-112020-03-22
2019-10-22-Anonymous-LL double-check0.0 % 2019-10-222019-12-01
History
DateUserTypeResult
2021-06-13NoodlesC-LL7473BBD04360FD75
2019-02-03TheJudgerNFno factor from 2^73 to 2^74
2016-02-23Mark RoseNFno factor from 2^62 to 2^63
2016-01-07GregNFno factor from 2^72 to 2^73
2012-06-24Amy PondC-LL7473BBD04360FD75
2012-02-14Craig MeyersNF-PM1B1=550000, B2=9762500
2011-12-03TheJudgerNFno factor from 2^69 to 2^72
2011-07-02-Anonymous-NFno factor from 2^68 to 2^69
2010-01-24arnaudNFno factor from 2^67 to 2^68
2008-08-27Sturle SundeNFno factor from 2^66 to 2^67
2008-08-26Sturle SundeNFno factor from 2^65 to 2^66
2008-08-25Sturle SundeNFno factor from 2^64 to 2^65
2008-08-25Sturle SundeNFno factor from 2^63 to 2^64
2005-01-20ThomRuleyNFno factor to 2^62
2002-11-16-Anonymous-NFno factor to 2^58
2001-09-30-Anonymous-NFno factor to 2^57
2000-06-28-Anonymous-NFno factor to 2^56
2000-03-08-Anonymous-NFno factor to 2^54
2000-01-19-Anonymous-NFno factor to 2^53
1999-12-23-Anonymous-NFno factor to 2^53