Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
11653361Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
349600831928.4old
19557234734417601771960.82016-03-03 12:25:33
7448364454377548675592169.32024-06-17 19:26:07
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2021-10-01_p95holder_F53EA81C4EBFC64E2361692353
Verified (Factored)2021-10-05LaurVF53EA81C4EBFC64E2347521053
Verified2024-06-19yuriy_5-1F53EA81C4EBFC64E3850591953
P-1 factors
DateFactorB1B2
2024-06-17744836445437754867559262144262144
History
DateUserTypeResult
2025-06-11yuriy_5-1NF
no factor from 2^70 to 2^71
2025-04-30yuriy_5-1F
Factor: 744836445437754867559 / TF: 69-70
2025-03-31yuriy_5-1NF
no factor from 2^68 to 2^69
2025-03-11yuriy_5-1NF-PM1
B1=6992016, B2=453435840
2025-02-10yuriy_5-1NF-PM1
B1=4661344, B2=598008840
2024-12-29yuriy_5-1NF-PM1
B1=1024000, B2=1901218242
2024-06-19themaandersonCERT
PRP Certification
Proof certified good
2024-06-19yuriy_5-1C-PRP
M11653361/349600831/1955723473441760177/744836445437754867559 : F53EA81C4EBFC64E
PRP proof power = 8
PRP: Verified
Proof certified good
2024-06-17yuriy_5-1F-PM1
Factor: 744836445437754867559 / (P-1, B1=262144)
2021-10-05E.C.K@slingshot.co.nzCERT
PRP Certification
Proof certified good
2021-10-05LaurVC-PRP
M11653361/349600831/1955723473441760177 : F53EA81C4EBFC64E
PRP proof power = 8
PRP: Verified (Factored)
Proof certified good
2021-10-01_p95holder_C-PRP
M11653361/349600831/1955723473441760177 : F53EA81C4EBFC64E
PRP: Verified (Factored)
PRP without proof (not generated)
2016-03-03TJAOIF
Factor: 1955723473441760177 / TF: 60-61