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
54941897TF
No factors below 274
TF target 273
P-1
B1 = 655000
B2 = 18831250
LL
StatusDateUserResidueShift
Verified2013-04-03-Anonymous-A372D18C2D67DD6130728207
Verified2020-02-18rusBruinA372D18C2D67DD6115573662
History
DateUserTypeResult
2020-02-18rusBruinC-LL
A372D18C2D67DD61
2019-05-26TheJudgerNF
no factor from 2^73 to 2^74
2016-02-01AirSquirrelsNF
no factor from 2^72 to 2^73
2013-04-03-Anonymous-C-LL
A372D18C2D67DD61
2011-12-29kdgehmanNF
no factor from 2^71 to 2^72
2011-12-29kdgehmanNF
no factor from 2^70 to 2^71
2011-12-29kdgehmanNF
no factor from 2^69 to 2^70
2011-08-14KCNF-PM1
B1=655000, B2=18831250, E=12
2011-04-01steinrarNF
no factor from 2^68 to 2^69
2009-07-14Helmut ZulusNF
no factor from 2^67 to 2^68
2009-01-13MarzbugNF
no factor from 2^66 to 2^67
2009-01-08Helmut ZulusNF
no factor from 2^65 to 2^66
2009-01-06S36049NF
no factor from 2^64 to 2^65
2009-01-05blackivoryNF
no factor from 2^63 to 2^64
2008-07-29-Anonymous-NF
no factor to 2^63