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
28897207TF
No factors below 274
TF target 270
P-1
B1 = 260000
B2 = 1235000
LL
StatusDateUserResidueShift
Verified2005-09-22Joseph Charrier176F490F74FEE4E311430798
Bad2012-08-29Scott Kurowski3646A3027F777DE79182511
Verified2014-01-05LaurV176F490F74FEE4E314449717