3 511 687 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
13091399956967089	17	53.5	old

ECM

Digits	B1	Curves
25	50000	3 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-11-08	Oliver Kruse	B458A7E09DCEB056	1	961619	5	3
Verified	2017-12-17	LookAS	B458A7E09DCEB056	1	2346089	5	3

History

Date	User	Type	Result
2022-09-09	Joss	NF-PM1	B1=1000000, B2=233218440
2022-04-24	Joss	NF-PM1	B1=1000000, B2=145208700
2022-01-31	Joss	NF	no factor from 2^67 to 2^68
2020-10-11	Joss	NF-PM1	B1=351168, B2=3511687, E=6
2017-12-17	LookAS	C-PRP	M3511687/13091399956967089 : B458A7E09DCEB056 PRP: Verified PRP without proof (not generated)
2017-11-08	Oliver Kruse	C-PRP	M3511687/13091399956967089 : B458A7E09DCEB056 PRP: Verified PRP without proof (not generated)