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
9642593
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 269
TF target 268
Factored
FactorDigitsBitsDate
57855559825.8old
22238749418317163591960.92016-03-17 12:40:28
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2019-10-06mnd9C8A35753D0F283182744770353
Verified
Certified Good
2020-12-18storm5510C8A35753D0F283182266795253
History
DateUserTypeResult
2025-12-30Mingye WangNF-PM1B1=1700000, B2=3942818880
2025-12-06Mingye WangNFno factor TF: 68-69
2020-12-18curtiscCERT
Proof certified good
2020-12-18storm5510C-PRPM9642593/57855559/2223874941831716359 : C8A35753D0F28318
Proof Certified Good

Proof Power: 8

2019-10-06mnd9C-PRPM9642593/57855559/2223874941831716359 : C8A35753D0F28318
2016-03-17TJAOIFFactor: 2223874941831716359