Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
1012093Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
106267813310015669558232373.22016-10-13 02:08:36
ECM
DigitsB1Curves
2550000280 / 280
30250000100 / 640
Estimated T-Level: 25.8
TF below 2^81 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)David Slowinski170D0
Verified (Factored)Ken KrieselB9AF88649167F70D0
Verified (Factored)2002-01-08S57483B9AF88649167F70D403913
Verified (Factored)2010-06-21Rob_DeeB9AF88649167F70D566964
PRP
StatusDateUserResidueShiftTypeBase
Verified (Factored)2025-09-01Kriesel31B260D445538DF9013
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-28Oliver KruseB8B0274C92E3436C1013
Verified2017-10-15Oliver KruseB8B0274C92E3436C194589013
Verified2017-12-27ATHB8B0274C92E3436C172714613
P-1 factors
DateFactorB1B2
2016-10-1310626781331001566955823500000044880000
History
DateUserTypeResult
2025-09-01Jeremy PriceCERT
PRP Certification
CERT proof power = 6
Proof certified good
2025-09-01KrieselC-PRP
31B260D445538DF9
PRP proof power = 6
PRP: Verified (Factored)
Proof certified good
2021-06-24ViliamFNF-PM1
B1=10000000, B2=960000000
2017-12-27ATHC-PRP
M1012093/10626781331001566955823 : B8B0274C92E3436C
PRP: Verified
PRP without proof (not generated)
2017-10-15Oliver KruseC-PRP
M1012093/10626781331001566955823 : B8B0274C92E3436C
PRP: Verified
PRP without proof (not generated)
2017-09-28Oliver KruseC-PRP
M1012093/10626781331001566955823 : B8B0274C92E3436C
PRP: Verified
PRP without proof (not generated)
2016-10-13JossF-PM1
Factor: 10626781331001566955823 / (P-1, B1=5000000, B2=44880000, E=6)
2016-08-13JossNF-PM1
B1=5000000, B2=40800000, E=12
2016-07-09JossNF-PM1
B1=5000000, B2=20400000, E=12
2016-07-06JossNF-PM1
B1=5000000, B2=10200000, E=6
2016-02-23Mark RoseNF
no factor from 2^58 to 2^60
2014-04-01Never Odd Or EvenNF
no factor from 2^70 to 2^71
2013-05-16Never Odd Or EvenNF
no factor from 2^69 to 2^70
2013-05-16Never Odd Or EvenNF
no factor from 2^68 to 2^69
2013-03-20Never Odd Or EvenNF
no factor from 2^67 to 2^68
2013-03-20Never Odd Or EvenNF
no factor from 2^66 to 2^67
2013-03-20Never Odd Or EvenNF
no factor from 2^65 to 2^66
2013-03-20Never Odd Or EvenNF
no factor from 2^64 to 2^65
2010-12-13Rob_DeeNF-PM1
B1=5000000, B2=5100000
2010-12-12Rob_DeeNF-PM1
B1=4800000, B2=5000000
2010-12-11Rob_DeeNF-PM1
B1=4600000, B2=4800000
2010-12-10Rob_DeeNF-PM1
B1=4400000, B2=4600000
2010-12-09Rob_DeeNF-PM1
B1=4200000, B2=4400000
2010-12-08Rob_DeeNF-PM1
B1=4000000, B2=4200000
2010-12-07Rob_DeeNF-PM1
B1=3800000, B2=4000000
2010-12-06Rob_DeeNF-PM1
B1=3600000, B2=3800000
2010-12-05Rob_DeeNF-PM1
B1=3400000, B2=3600000
2010-12-04Rob_DeeNF-PM1
B1=3200000, B2=3400000
2010-12-03Rob_DeeNF-PM1
B1=3000000, B2=3200000
2010-12-02Rob_DeeNF-PM1
B1=2800000, B2=3000000
2010-12-01Rob_DeeNF-PM1
B1=2600000, B2=2800000
2010-11-30Rob_DeeNF-PM1
B1=2400000, B2=2600000
2010-11-29Rob_DeeNF-PM1
B1=2200000, B2=2400000
2010-11-28Rob_DeeNF-PM1
B1=2000000, B2=2200000
2010-11-27Rob_DeeNF-PM1
B1=1800000, B2=2000000
2010-11-26Rob_DeeNF-PM1
B1=1600000, B2=1800000
2010-11-25Rob_DeeNF-PM1
B1=1400000, B2=1600000
2010-11-24Rob_DeeNF-PM1
B1=1200000, B2=1400000
2010-11-23Rob_DeeNF-PM1
B1=1000000, B2=1200000
2010-11-22Rob_DeeNF-PM1
B1=800000, B2=1000000
2010-11-21Rob_DeeNF-PM1
B1=600000, B2=800000
2010-11-20Rob_DeeNF-PM1
B1=400000, B2=600000
2010-11-08Michael CNF
no factor from 2^63 to 2^64
2010-11-08Michael CNF
no factor from 2^62 to 2^63
2010-11-08Michael CNF
no factor from 2^61 to 2^62
2010-06-21Rob_DeeC-LL
B9AF88649167F70D
2009-02-18Sturle SundeNF
no factor from 2^60 to 2^61