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
39441907TF
No factors below 274
TF target 272
P-1
B1 = 210000
B2 = 4095000
LL
StatusDateUserResidueShift
Verified2008-11-16-Anonymous-32C23A95BC4EB00837479632
Verified2015-09-13cr_colorado32C23A95BC4EB0081213099
History
DateUserTypeResult
2020-01-31-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-08-07monstNF
no factor from 2^71 to 2^72
2015-09-13cr_coloradoC-LL
32C23A95BC4EB008
2014-12-14Mark RoseNF
no factor from 2^70 to 2^71
2014-12-12VictordeHollanderNF
no factor from 2^69 to 2^70
2010-07-31Carsten KossendeyNF-PM1
B1=210000, B2=4095000, E=6
2008-11-16MacC-LL
32C23A95BC4EB008