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
38418041TF
No factors below 273
TF target 272
P-1
B1 = 350000
B2 = 1662500
LL
StatusDateUserResidueShift
Verified2007-10-17Mark Alexiuk4D66667B085B77A511310356
Verified2016-12-20Remi Lucet4D66667B085B77A5441550
History
DateUserTypeResult
2022-06-19Sid & AndyNF
no factor from 2^72 to 2^73
2019-03-03monstNF
no factor from 2^71 to 2^72
2016-12-20Remi LucetC-LL
4D66667B085B77A5
2014-12-08VictordeHollanderNF
no factor from 2^70 to 2^71
2014-11-23Mark RoseNF
no factor from 2^69 to 2^70