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:





MnDetails
88271537
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 276
TF target 275
P-1
B1 = 725000
B2 = 14318750
LL
StatusDateUserResidueShiftSoftware
Unverified2019-11-30patgie79D9A56490519E__32156368Windows 64-bit,Prime95,v29.8,build 3
History
DateUserTypeResult
2019-11-30patgieC-LL79D9A56490519E__
2018-10-08Oliver KruseNF-PM1B1=725000, B2=14318750, E=12
2018-07-11tServoNFno factor TF: 75-76
2018-07-11tServoNFno factor TF: 74-75
2017-07-16RichD0NFno factor TF: 73-74
2017-07-07Mark RoseNFno factor TF: 71-72
2017-07-07Mark RoseNFno factor TF: 72-73
2013-06-25PEDNFno factor TF: 70-71
2011-07-22wavelet3000NFno factor TF: 69-70
2011-07-22wavelet3000NFno factor TF: 68-69
2011-07-22wavelet3000NFno factor TF: 67-68
2011-04-16wavelet3000NFno factor TF: 66-67
2011-03-16wavelet3000NFno factor TF: 65-66
2010-11-13Architects CubedNFno factor TF: 64-65