2 209 993 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
1356188724367	13	40.3	old
11236068656073893539783	23	73.3	2022-05-20 02:34:12

ECM

Digits	B1	Curves
25	50000	93 / 280

Estimated T-Level: 21.7 ⓘ

TF below 2^67 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-09	Oliver Kruse	191E45DADCDA9817	1	0	1	3
Verified (Factored)	2017-11-20	kkmrkkblmbrbk	191E45DADCDA9817	1	548151	1	3
Verified	2022-05-20	aperson1	3ED754DB246560A8	2	705103	5	3

History

Date	User	Type	Result
2022-05-20	heiopei	CERT	PRP Certification Proof certified good
2022-05-20	aperson1	C-PRP	M2209993/1356188724367/11236068656073893539783 : 3ED754DB246560A8 PRP proof power = 7 PRP: Verified Proof certified good
2022-05-20	debrouxl	F-ECM	Factor: 11236068656073893539783 / (ECM curve 1, B1=50000, B2=6650000, Sigma=679929063181369)
2017-11-20	kkmrkkblmbrbk	C-PRP	M2209993/1356188724367 : 191E45DADCDA9817 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-09	Oliver Kruse	C-PRP	M2209993/1356188724367 : 191E45DADCDA9817 PRP: Verified (Factored) PRP without proof (not generated)
2016-04-18	alpertron	NF-PM1	B1=500000, B2=15000000, E=12