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
332271089
Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2545000
B2 = 57262500
PRP
StatusProofDateUserResidueShiftTypeBase
Reliable
PRP without proof (not generated)
2021-07-13Siarhei P. 😜EFD087CB9B7A28__013
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2021-07-13Siarhei P. 😜C-PRPEFD087CB9B7A28__
2021-07-13Siarhei P. 😜NF-PM1B1=2545000, B2=57262500
2020-09-16Siarhei P. 😜NFno factor TF: 79-80
2020-09-16Siarhei P. 😜NFno factor TF: 80-81
2020-09-16Siarhei P. 😜NFno factor TF: 77-78
2020-09-16Siarhei P. 😜NFno factor TF: 78-79
2014-06-14Team_InspectorNFno factor TF: 76-77
2014-02-14Team_InspectorNFno factor TF: 75-76
2013-06-26Team_InspectorNFno factor TF: 74-75
2012-07-25Team_InspectorNFno factor TF: 73-74
2011-11-12Team_InspectorNFno factor TF: 72-73
2011-09-01Grant McCrackenNFno factor TF: 71-72
2011-04-29Grant McCrackenNFno factor TF: 70-71
2009-12-31Team_InspectorNFno factor TF: 69-70
2009-06-21Team_InspectorNFno factor TF: 68-69