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
49644019TF
No factors below 276
TF target 273
P-1
B1 = 1000000
B2 = 24000000
LL
StatusDateUserResidueShift
Verified2012-02-04Jack The RipperF02A3650D3C6BEFC34916496
Bad2019-12-11Evgeniy Zavialov269D5BE4261B6ACF30943839
Verified2019-12-13Mark RoseF02A3650D3C6BEFC20506776
History
DateUserTypeResult
2021-10-11Anton RepkoNF
no factor from 2^75 to 2^76
2021-08-31Sid & AndyNF
no factor from 2^74 to 2^75
2019-12-28riccardo ubertiNF-PM1
B1=1000000, B2=24000000, e=12
2019-12-13Mark RoseC-LL
F02A3650D3C6BEFC
2019-12-11Evgeniy ZavialovC-LL
269D5BE4261B6ACF
2019-01-06-Anonymous-NF
no factor from 2^73 to 2^74
2018-02-05monstNF
no factor from 2^72 to 2^73
2012-02-04Jack The RipperC-LL
F02A3650D3C6BEFC
2012-01-06delta_tNF
no factor from 2^70 to 2^72
2010-11-10ahmeraliNF-PM1
B1=475000, B2=3681250
2010-11-08ahmeraliNF
no factor to 2^70