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
37663609TF
No factors below 276
TF target 271
P-1
B1 = 425000
B2 = 5312500
LL
StatusDateUserResidueShift
Verified2009-08-01lindedA7F7F4788F4B19B934318425
Verified2016-04-10volovikA7F7F4788F4B19B913566580
History
DateUserTypeResult
2021-02-02-Anonymous-NF
no factor from 2^75 to 2^76
2021-01-18-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-21-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-25-Anonymous-NF
no factor from 2^72 to 2^73
2019-10-25-Anonymous-NF
no factor from 2^71 to 2^72
2016-04-10volovikC-LL
A7F7F4788F4B19B9
2014-11-27NickOfTimeNF
no factor from 2^70 to 2^71
2014-11-11VictordeHollanderNF
no factor from 2^69 to 2^70
2013-07-27Carsten KossendeyNF
no factor from 2^68 to 2^69
2012-05-18Carsten KossendeyNF
no factor from 2^67 to 2^68
2009-08-01lindedC-LL
A7F7F4788F4B19B9
2009-07-03lindedNF-PM1
B1=425000, B2=5312500