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
14209919Factored
FactorDigitsBitsDate
113679353926.8old
3476319238805522234797992478.22021-08-08 19:32:22
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-01-11Funky Waddle3B76A5F430E405F526196153
History
DateUserTypeResult
2023-01-11ahjotaCERT
PRP Certification
Proof certified good
2023-01-11Funky WaddleC-PRP
M14209919/113679353/347631923880552223479799 : 3B76A5F430E405F5
PRP proof power = 8
PRP: Verified
Proof certified good
2023-01-01nordiNF-PM1
B1=300000, B2=214790940
2022-10-31nordiNF-PM1
B1=300000
2021-08-08ATHF-PP1
Start=2/7, B1=100000, B2=10000000, Factor: 347631923880552223479799