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
43869647TF
No factors below 274
TF target 272
P-1
B1 = 455000
B2 = 3526250
LL
StatusDateUserResidueShift
Verified2011-01-09-Anonymous-F75EBA37901BA79429151988
Verified2016-02-13Flame88F75EBA37901BA79417376195
History
DateUserTypeResult
2019-03-29Sid & AndyNF
no factor from 2^73 to 2^74
2018-08-05-Anonymous-NF
no factor from 2^72 to 2^73
2016-02-13Flame88C-LL
F75EBA37901BA794
2015-10-09-Anonymous-NF
no factor from 2^71 to 2^72
2015-05-26Mark RoseNF
no factor from 2^70 to 2^71
2015-04-19LaurVNF
no factor from 2^69 to 2^70
2014-04-25Stef42NF
no factor from 2^68 to 2^69
2011-01-09-Anonymous-C-LL
F75EBA37901BA794
2009-05-27otto sharkNF-PM1
B1=455000, B2=3526250