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
13001Composite, with 4 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
104009616.7old
188803382231134.12008-08-26 19:58:39
868345890711136.32008-08-26 19:58:39
32613478133548917706072271.52008-08-26 19:58:39
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001561 / 9201
Estimated T-Level: 40.8
TF below 2^131 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver KruseB159F359421BDB7B4013
Verified2017-10-02kkmrkkblmbrbkB159F359421BDB7B4013
Verified2017-12-07ATHB159F359421BDB7B4115813
Verified2020-04-17Oliver KruseC07C0D5ABF39B448420953
Verified2024-07-01kkmrkkblmbrbkC07C0D5ABF39B4484814853
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M13001/104009/18880338223/3261347813354891770607/86834589071 : C07C0D5ABF39B448
PRP: Verified
PRP without proof (small exponent)
2023-10-10-Anonymous-NF-PM1
B1=100000000000, B2=122154521813133810
2023-05-16JacobZNF-PM1
B1=8500000000, B2=33523232658715800
2022-02-05JossNF-PM1
B1=1000000, B2=3910366209750
2020-04-17Oliver KruseC-PRP
M13001/104009/18880338223/86834589071/3261347813354891770607 : C07C0D5ABF39B448
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M13001/104009/18880338223/86834589071/3261347813354891770607 : B159F359421BDB7B
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M13001/104009/18880338223/86834589071/3261347813354891770607 : B159F359421BDB7B
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M13001/104009/18880338223/86834589071/3261347813354891770607 : B159F359421BDB7B
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M13001/104009/18880338223/86834589071/3261347813354891770607 : B159F359421BDB7B
PRP without proof (not generated)
2008-08-26-Anonymous-F-ECM
Factor: 3261347813354891770607
2008-08-26-Anonymous-F
Factor: 86834589071
2008-08-26-Anonymous-F
Factor: 18880338223