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
54256781TF
No factors below 274
TF target 273
P-1
B1 = 540000
B2 = 11475000
LL
StatusDateUserResidueShift
Verified2012-05-18Wolfgang Steger0380CA705FDB61C61588413
Verified2020-09-30rk3aqy0380CA705FDB61C640546496
History
DateUserTypeResult
2020-09-30rk3aqyC-LL
0380CA705FDB61C6
2018-08-07Mark RoseNF
no factor from 2^73 to 2^74
2016-02-09AirSquirrelsNF
no factor from 2^72 to 2^73
2012-05-18Wolfgang StegerC-LL
0380CA705FDB61C6
2012-04-13bcp19NF-PM1
B1=540000, B2=11475000, E=6
2012-04-04XyzzyNF
no factor from 2^71 to 2^72
2012-04-04XyzzyNF
no factor from 2^70 to 2^71
2011-05-28steinrarNF
no factor from 2^69 to 2^70
2011-03-28UngelovendeNF
no factor from 2^68 to 2^69
2009-11-11-Anonymous-NF
no factor from 2^67 to 2^68
2009-02-25Sturle SundeNF
no factor from 2^66 to 2^67
2009-02-25Sturle SundeNF
no factor from 2^65 to 2^66
2009-02-24Sturle SundeNF
no factor from 2^64 to 2^65
2008-10-27-Anonymous-NF
no factor to 2^64