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
9907Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
3513266605887495409993968887292132104.8old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
50440000006109 / 16550
Estimated T-Level: 46.8
TF below 2^151 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver KruseD59012759A450C4E1013
Verified2017-10-12kkmrkkblmbrbkD59012759A450C4E1174613
Verified2020-04-17Oliver Kruse1AE029D820A39DE81312753
Verified2024-07-01kkmrkkblmbrbk1AE029D820A39DE81910453
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M9907/35132666058874954099939688872921 : 1AE029D820A39DE8
PRP: Verified
PRP without proof (small exponent)
2023-06-12JacobZNF-PM1
B1=58000000000, B2=241250667952694400
2022-11-24Kevin_9611NF-PM1
B1=1000000000, B2=100294988083290
2020-04-17Oliver KruseC-PRP
M9907/35132666058874954099939688872921 : 1AE029D820A39DE8
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M9907/35132666058874954099939688872921 : D59012759A450C4E
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M9907/35132666058874954099939688872921 : D59012759A450C4E
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M9907/35132666058874954099939688872921 : D59012759A450C4E
PRP without proof (not generated)