2 993 521 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
7103232996938520882697	22	72.6	2010-10-21 14:13:43

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	Shift
Verified (Factored)	1998-04-11	Lachlan McIntosh	30C8E2720548130D	0
Verified (Factored)	1999-05-23	Bryan Fullerton	30C8E2720548130D	1371638

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-27	Oliver Kruse	E094127EA429DB40	1	2287967	5	3
Verified	2017-12-10	kkmrkkblmbrbk	E094127EA429DB40	1	2478541	5	3

History

Date	User	Type	Result
2023-02-28	USAFSS	NF-PM1	B1=320000, B2=242189310
2017-12-10	kkmrkkblmbrbk	C-PRP	M2993521/7103232996938520882697 : E094127EA429DB40 PRP: Verified PRP without proof (not generated)
2017-10-27	Oliver Kruse	C-PRP	M2993521/7103232996938520882697 : E094127EA429DB40 PRP: Verified PRP without proof (not generated)
2010-10-21	markr	F-PM1	Factor: 7103232996938520882697
2009-02-12	Sturle Sunde	NF	no factor from 2^60 to 2^61