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
40396177TF
No factors below 275
TF target 272
P-1
B1 = 1250000
B2 = 25000000
LL
StatusDateUserResidueShift
Verified2008-11-26ahmerali02CBF19A260CF7FF27496853
Verified2015-10-26AlbyJohnson02CBF19A260CF7FF35744647
History
DateUserTypeResult
2020-09-21Sid & AndyNF
no factor from 2^74 to 2^75
2020-07-30Sid & AndyNF-PM1
B1=1250000, B2=25000000, E=6
2019-12-31-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2015-10-26AlbyJohnsonC-LL
02CBF19A260CF7FF
2015-03-17tigreroarsNF
no factor from 2^71 to 2^72
2014-12-22ktonyNF
no factor from 2^70 to 2^71
2014-12-22ktonyNF
no factor from 2^69 to 2^70
2008-11-26ahmeraliC-LL
02CBF19A260CF7FF