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
10481083
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
197278577917067324872064.12013-12-19 14:36:08
LL
StatusDateUserResidueShiftSoftware
Factored2001-06-17Vassilo WalluschnigB78ECEDCACD4F385890518Windows,Prime95,v20,(aka WW1)
Factored2003-11-16Marc Getty / Phil FizurB78ECEDCACD4F3854418821Windows,Prime95,v23,NT service,(aka WZ5)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
Certified Good
2020-08-09storm5510BC2B78B0DF66F0321695207253
History
DateUserTypeResult
2020-08-09George WoltmanCERT
Proof certified good
2020-08-09storm5510C-PRPM10481083/19727857791706732487 : BC2B78B0DF66F032
Proof Certified Good

Proof Power: 8

2013-12-19lycornFFactor: 19727857791706732487 / TF: 64-65*
2013-07-22NesowaNF-PM1B1=130000, B2=2600000, E=6
2003-11-16-anonymous-C-LLB78ECEDCACD4F385
2001-06-17VassiloC-LLB78ECEDCACD4F385
2001-04-29VassiloNF-PM1B1=105000, B2=735000
1999-09-30-anonymous-NFno factor TF: 1-64