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
3313Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
90673011595672491653.0old
6962252255278256114632169.2old
12047682465872328720671323849583716136116.5old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000015153 / 40830
Estimated T-Level: 51.9
TF below 2^167 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse42F25B619FAB051E3013
Verified2017-10-02kkmrkkblmbrbk42F25B619FAB051E3013
Verified2017-12-07ATH42F25B619FAB051E3260213
Verified2020-04-17Oliver KruseBEC5A1E56D8BE275312653
Verified2024-02-03Wentao HuangBEC5A1E56D8BE2753126453
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M3313/9067301159567249/696225225527825611463/120476824658723287206713238495837161 : BEC5A1E56D8BE275
PRP: Verified
PRP without proof (small exponent)
2022-04-19mikrNF-PM1
B1=70000000000, B2=232418112672555810
2022-01-01LordJuliusNF-PM1
B1=10000000000, B2=1081780886416230
2021-07-09ViliamFNF-PM1
B1=1000000000, B2=193000000000
2020-04-17Oliver KruseC-PRP
M3313/9067301159567249/696225225527825611463/120476824658723287206713238495837161 : BEC5A1E56D8BE275
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M3313/9067301159567249/696225225527825611463/120476824658723287206713238495837161 : 42F25B619FAB051E
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M3313/9067301159567249/696225225527825611463/120476824658723287206713238495837161 : 42F25B619FAB051E
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M3313/known_factors : 42F25B619FAB051E
PRP without proof (not generated)