3 496 607 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 1 known prime factor. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
20035558111	11	34.2	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	2017-11-07	Oliver Kruse	DA52E15CE11B9E82	1	1442100	5	3
Verified	2017-12-17	kkmrkkblmbrbk	DA52E15CE11B9E82	1	2651843	5	3

History

Date	User	Type	Result
2022-08-02	Joss	NF-PM1	B1=3496607, B2=3522080100
2021-12-22	Joss	NF-PM1	B1=3496607, B2=569830800
2021-08-09	Joss	NF-PM1	B1=3496607, B2=34966070, E=12
2021-08-04	Joss	NF-PM1	B1=3496607, B2=10489821, E=6
2021-05-28	Joss	NF	no factor from 2^67 to 2^68
2021-05-28	Joss	NF-PM1	B1=3496607
2021-02-23	Joss	NF	no factor from 2^66 to 2^67
2021-02-21	Joss	NF	no factor from 2^65 to 2^66
2020-12-19	Joss	NF-PM1	B1=349660, B2=3496607, E=6
2017-12-17	kkmrkkblmbrbk	C-PRP	M3496607/20035558111 : DA52E15CE11B9E82 PRP: Verified PRP without proof (not generated)
2017-11-07	Oliver Kruse	C-PRP	M3496607/20035558111 : DA52E15CE11B9E82 PRP: Verified PRP without proof (not generated)