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
85991221TF
No factors below 276
TF target 275
P-1
B1 = 710000
B2 = 13135000
LL
StatusDateUserResidueShift
Unverified2018-06-20Andrew G332FC2C8765719__49094988
History
DateUserTypeResult
2018-06-20Andrew GC-LL
332FC2C8765719__
2017-04-17James HeinrichNF-PM1
B1=710000, B2=13135000
2017-04-13Sid & AndyNF
no factor from 2^75 to 2^76
2017-04-13Sid & AndyNF
no factor from 2^74 to 2^75
2017-04-13Sid & AndyNF
no factor from 2^73 to 2^74
2017-03-22Strolling JellyfishNF
no factor from 2^72 to 2^73
2014-01-17Preben SNF
no factor from 2^71 to 2^72
2013-11-10SMoffatNF
no factor from 2^70 to 2^71
2013-10-21SMoffatNF
no factor from 2^69 to 2^70
2013-10-17SMoffatNF
no factor from 2^68 to 2^69
2013-08-16processinfoNF
no factor from 2^67 to 2^68
2013-06-16timc995NF
no factor from 2^66 to 2^67
2013-02-27saffaNF
no factor from 2^65 to 2^66
2010-11-28Architects CubedNF
no factor from 2^64 to 2^65