4 693 699 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
6821446630681	13	42.6	old
223209477292930912841	21	67.6	2019-06-05 11:42:18

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 (Factored)	2017-09-20	kkmrkkblmbrbk	44709FE11AF12D7A	1	0	1	3
Verified (Factored)	2018-03-10	Oliver Kruse	44709FE11AF12D7A	1	753884	1	3
Verified	2019-06-08	fre_games	32C3794A8D7CA2E0	2	2204171	5	3
Verified	2019-06-12	Chang Chia-Tche	32C3794A8D7CA2E0	2	255314	5	3

History

Date	User	Type	Result
2023-09-06	USAFSS	NF-PM1	B1=240000, B2=91991760
2019-06-12	Chang Chia-Tche	C-PRP	M4693699/6821446630681/223209477292930912841 : 32C3794A8D7CA2E0 PRP: Verified PRP without proof (not generated)
2019-06-08	fre_games	C-PRP	M4693699/6821446630681/223209477292930912841 : 32C3794A8D7CA2E0 PRP: Verified PRP without proof (not generated)
2019-06-05	MarkS	F-ECM	Factor: 223209477292930912841 / (ECM curve 3, B1=50000, B2=5000000)
2018-03-10	Oliver Kruse	C-PRP	M4693699/6821446630681 : 44709FE11AF12D7A PRP: Verified PRP without proof (not generated)
2017-09-20	kkmrkkblmbrbk	C-PRP	M4693699/6821446630681 : 44709FE11AF12D7A PRP: Verified PRP without proof (not generated)