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
6703Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
442399618.8old
2166572080731237.7old
33785399685746897560106332581.5old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001559 / 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 Kruse9DA1604950728B5F3013
Verified2017-10-02kkmrkkblmbrbk9DA1604950728B5F3013
Verified2017-12-07ATH9DA1604950728B5F3150013
Verified2020-04-17Oliver KruseFA197D5A7F95DB803378953
Verified2024-02-03Wentao HuangFA197D5A7F95DB803548353
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M6703/442399/216657208073/3378539968574689756010633 : FA197D5A7F95DB80
PRP: Verified
PRP without proof (small exponent)
2023-08-12-Anonymous-NF-PM1
B1=36000000000, B2=144600212653396500
2021-12-18Oliver KruseNF-PM1
B1=1000000000, B2=1080854750315340
2020-04-17Oliver KruseC-PRP
M6703/442399/216657208073/3378539968574689756010633 : FA197D5A7F95DB80
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M6703/442399/216657208073/3378539968574689756010633 : 9DA1604950728B5F
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M6703/442399/216657208073/3378539968574689756010633 : 9DA1604950728B5F
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M6703/known_factors : 9DA1604950728B5F
PRP without proof (not generated)