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
10400161
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
89004546845520231653.0old
10186667335325008811959.82015-12-16 12:41:52
2038953776990225486632167.52022-01-28 05:25:37
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2020-06-05Luigi MorelliCC601BBE06AAA8F62263990353
Factored
Certified Good
2021-02-28XZTCC601BBE06AAA8F62489358153
Verified
Certified Good
2022-02-04GANCC601BBE06AAA8F63175195153
History
DateUserTypeResult
2026-01-27Sid & AndyNF-PM1B1=1700000, B2=1921227000
2022-06-23LordJuliusNFno factor TF: 66-67
2022-06-23LordJuliusNFno factor TF: 65-66
2022-06-23LordJuliusNFno factor TF: 60-64
2022-06-23LordJuliusNFno factor TF: 64-65
2022-02-04curtiscCERT
Proof certified good
2022-02-04GANC-PRPM10400161/8900454684552023/1018666733532500881/203895377699022548663 : CC601BBE06AAA8F6
Proof Certified Good

Proof Power: 8

2022-01-28LuminescenceFFactor: 203895377699022548663 / TF: 67-68
2021-02-28Simon JosefssonCERT
Proof certified good
2021-02-28XZTC-PRPM10400161/8900454684552023/1018666733532500881 : CC601BBE06AAA8F6
Proof Certified Good

Proof Power: 8

2020-06-05Luigi MorelliC-PRPM10400161/8900454684552023/1018666733532500881 : CC601BBE06AAA8F6
2015-12-16TJAOIFFactor: 1018666733532500881