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
55415783TF
No factors below 274
TF target 273
P-1
B1 = 660000
B2 = 20295000
LL
StatusDateUserResidueShift
Verified2012-04-18kwk53720572F398B42220067323
Verified2020-09-30Smok_bmv 53720572F398B42253582583
History
DateUserTypeResult
2020-09-30Smok_bmv C-LL
53720572F398B422
2019-05-26TheJudgerNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2016-01-23-Anonymous-NF
no factor from 2^72 to 2^73
2015-12-05Sid & AndyNF
no factor from 2^71 to 2^72
2012-04-18kwkC-LL
53720572F398B422
2011-09-28XyzzyNF
no factor from 2^70 to 2^71
2011-09-28XyzzyNF
no factor from 2^69 to 2^70
2011-09-28XyzzyNF
no factor from 2^68 to 2^69
2011-08-27NoWhereManNF-PM1
B1=660000, B2=20295000, E=6
2009-09-18BranMuffinNF
no factor from 2^67 to 2^68
2009-01-08usmfunNF
no factor from 2^66 to 2^67
2009-01-07S36049NF
no factor from 2^65 to 2^66
2009-01-06S36049NF
no factor from 2^64 to 2^65
2009-01-051997rj7NF
no factor from 2^63 to 2^64