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
9706979
Composite: 3 known prime factors
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
174725623927.4old
2761470553450499211857.92015-07-28 11:53:14
114086881193322507325524012683.22026-04-07 10:59:07
P-1 factors
DateFactorsB1B2
2026-04-0711408688119332250732552401
12600001282335600
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
PRP without proof (not generated)
2019-10-15Niels_Mache_Nextcloud92D8782C71D305F02725649953
Factored
Certified Good
2020-12-24storm551092D8782C71D305F02934848253
History
DateUserTypeResult
2026-04-07yuriy_5-1F-PM1Factor: 11408688119332250732552401 / B1=1260000, B2=1282335600
2020-12-24Ben DeloCERT
Proof certified good
2020-12-24storm5510C-PRPM9706979/174725623/276147055345049921 : 92D8782C71D305F0
Proof Certified Good

Proof Power: 8

2019-10-15Niels_Mache_NextcloudC-PRPM9706979/174725623/276147055345049921 : 92D8782C71D305F0
2015-07-28TJAOIFFactor: 276147055345049921