3 487 597 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
83702329	8	26.3	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	kkmrkkblmbrbk	B837DE1270C3383C	1	2095755	5	3
Verified	2017-11-23	Oliver Kruse	B837DE1270C3383C	1	2340430	5	3

History

Date	User	Type	Result
2022-06-03	LordJulius	NF	no factor from 2^66 to 2^67
2022-01-08	Joss	NF	no factor from 2^68 to 2^69
2022-01-08	Joss	NF-PM1	B1=1000000, B2=129694950
2021-04-03	Joss	NF	no factor from 2^67 to 2^68
2021-02-24	Joss	NF	no factor from 2^65 to 2^66
2017-11-23	Oliver Kruse	C-PRP	M3487597/83702329 : B837DE1270C3383C PRP: Verified PRP without proof (not generated)
2017-11-07	kkmrkkblmbrbk	C-PRP	M3487597/83702329 : B837DE1270C3383C PRP: Verified PRP without proof (not generated)