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:










MnStatusDetails
5022607Factored
FactorDigitsBitsDate
19306016318101157543054472580.72021-10-18 15:54:18
ECM
DigitsB1Curves
255000045 / 280
Estimated T-Level: 20.8
TF below 2^64 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Ken Kriesel5806AEACBF1E40DF0
BadKen Kriesel94C2A098F6503A1E0
Verified (Factored)Andrea Dyballa5806AEACBF1E40DF3466996
Verified (Factored)2000-04-05Ken Davis5806AEACBF1E40DF2301699
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2021-10-18ATHD799719AB1208E5F1331906653
History
DateUserTypeResult
2021-10-19ANONYMOUSCERT
PRP Certification
Proof certified good
2021-10-18ATHC-PRP
M5022607/1930601631810115754305447 : D799719AB1208E5F
PRP proof power = 7
PRP: Verified
Proof certified good
2021-10-18ATHF-PP1
Start=2/7, B1=2500000, B2=90000000, Factor: 1930601631810115754305447
2021-04-04-Anonymous-NF
no factor from 2^72 to 2^73
2021-04-03Dylan DelgadoNF-PM1
B1=560000, B2=31360000
2021-04-02-Anonymous-NF
no factor from 2^71 to 2^72
2021-03-31-Anonymous-NF
no factor from 2^70 to 2^71
2021-03-31-Anonymous-NF
no factor from 2^69 to 2^70
2021-02-01TJAOINF
no factor from 2^68 to 2^69
2018-06-08ramgeisNF
no factor from 2^67 to 2^68
2016-05-15Gordon SpenceNF
no factor from 2^66 to 2^67
2016-02-23Mark RoseNF
no factor from 2^1 to 2^63
2015-07-27snme2pm1NF
no factor from 2^65 to 2^66
2014-12-15VictordeHollanderNF
no factor from 2^64 to 2^65
2014-12-15VictordeHollanderNF
no factor from 2^63 to 2^64