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
42531971TF
No factors below 273
TF target 272
P-1
B1 = 445000
B2 = 5896250
LL
StatusDateUserResidueShift
Verified2008-10-05GodItself2A2C2AF02F1FEA0B28873955
Verified2016-09-26Evgeniy Zavialov2A2C2AF02F1FEA0B34431636
History
DateUserTypeResult
2020-06-14Sid & AndyNF
no factor from 2^72 to 2^73
2016-09-26Evgeniy ZavialovC-LL
2A2C2AF02F1FEA0B
2015-08-29-Anonymous-NF
no factor from 2^71 to 2^72
2015-03-26Mark RoseNF
no factor from 2^70 to 2^71
2015-02-14chalsallNF
no factor from 2^69 to 2^70