2 183 417 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
11109011479469908605967	23	73.2	2011-01-13 17:46:08
1820260943661676440485777	25	80.6	2022-11-24 23:28:47

ECM

Digits	B1	Curves
25	50000	120 / 280

Estimated T-Level: 22.1 ⓘ

TF below 2^69 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		James Groundwater	5C0AED2EC9060C9C	0
Verified (Factored)	1999-01-29	Ethan Hansen	5C0AED2EC9060C9C	484414

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-09	Oliver Kruse	9E1A053FC0829B4F	1	0	1	3
Verified (Factored)	2017-11-19	kkmrkkblmbrbk	9E1A053FC0829B4F	1	2095772	1	3
Verified	2022-11-25	suika_predator	0D671224D6BFDE9F	2	1522217	5	3

History

Date	User	Type	Result
2022-11-25	schweigmon	CERT	PRP Certification Proof certified good
2022-11-25	suika_predator	C-PRP	M2183417/11109011479469908605967/1820260943661676440485777 : 0D671224D6BFDE9F PRP proof power = 7 PRP: Verified Proof certified good
2022-11-24	_p95holder_	F-ECM	Factor: 1820260943661676440485777 / (ECM curve 1, B1=50000, B2=5000000)
2022-03-09	LordJulius	NF	no factor from 2^1 to 2^60
2017-11-19	kkmrkkblmbrbk	C-PRP	M2183417/11109011479469908605967 : 9E1A053FC0829B4F PRP: Verified (Factored) PRP without proof (not generated)
2017-10-09	Oliver Kruse	C-PRP	M2183417/11109011479469908605967 : 9E1A053FC0829B4F PRP: Verified (Factored) PRP without proof (not generated)
2016-03-24	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2011-01-13	markr	F-PM1	Factor: 11109011479469908605967
2010-11-08	Joss	NF-PM1	B1=30000
2010-11-05	Joss	NF-PM1	B1=15000
2009-01-07	Sturle Sunde	NF	no factor from 2^61 to 2^62
2009-01-02	Sturle Sunde	NF	no factor from 2^60 to 2^61