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
332203901
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3360000
B2 = 91560000
LL
StatusDateUserResidueShiftSoftware
Unverified2018-10-11IIRyskII337A156C0F0F4D__37644557Windows 64-bit,Prime95,v28.5,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-08Mark RoseNFno factor TF: 80-81
2023-02-08Mark RoseNFno factor TF: 79-80
2023-02-08Mark RoseNFno factor TF: 78-79
2018-10-11IIRyskIIC-LL337A156C0F0F4D__
2015-06-05srow7NFno factor TF: 77-78
2009-01-25James HeinrichNFno factor TF: 76-77
2009-01-08James HeinrichNFno factor TF: 75-76
2008-12-30James HeinrichNF-PM1B1=3360000, B2=91560000
2008-11-13James HeinrichNFno factor TF: 74-75
2008-11-08James HeinrichNFno factor TF: 73-74
2008-11-06James HeinrichNFno factor TF: 72-73
2008-11-04James HeinrichNFno factor TF: 71-72
2008-11-03cnaTb_xo4yNFno factor TF: 70-71
2008-10-30cnaTb_xo4yNFno factor TF: 69-70
2008-10-29cnaTb_xo4yNFno factor TF: 68-69