2 224 073 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
2486551472170607	16	51.1	old
998456964825031979873	21	69.8	2018-01-20 00:22:17
1790357491869594716041	22	70.6	2023-01-14 13:51:18

ECM

Digits	B1	Curves
25	50000	117 / 280

Estimated T-Level: 22.1 ⓘ

TF below 2^68 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	792E4B80201C1348	1	0	1	3
Verified (Factored)	2017-11-20	kkmrkkblmbrbk	792E4B80201C1348	1	856141	1	3
Verified (Factored)	2018-01-23	Oliver Kruse	4B6BB2793527021B	2	33412	5	3
Verified (Factored)	2018-01-23	Squeeky_Squirrel	4B6BB2793527021B	2	198719	5	3
Verified	2023-01-15	_p95holder_	4B6BB2793527021B	3	147147	5	3

History

Date	User	Type	Result
2023-01-15	_p95holder_	C-PRP	M2224073/2486551472170607/998456964825031979873/1790357491869594716041 : 4B6BB2793527021B PRP: Verified PRP without proof (not generated)
2023-01-14	_p95holder_	F-ECM	Factor: 1790357491869594716041 / (ECM curve 7, B1=50000, B2=5000000)
2021-06-29	Dylan Delgado	NF-PM1	B1=1000000, B2=106000000
2018-01-23	Squeeky_Squirrel	C-PRP	M2224073/2486551472170607/998456964825031979873 : 4B6BB2793527021B PRP: Verified PRP without proof (not generated)
2018-01-23	Oliver Kruse	C-PRP	M2224073/2486551472170607/998456964825031979873 : 4B6BB2793527021B PRP: Verified PRP without proof (not generated)
2018-01-20	alpertron	F-ECM	Factor: 998456964825031979873 / (ECM curve 1, B1=50000, B2=5000000)
2017-11-20	kkmrkkblmbrbk	C-PRP	M2224073/2486551472170607 : 792E4B80201C1348 PRP: Verified PRP without proof (not generated)
2017-10-09	Oliver Kruse	C-PRP	M2224073/2486551472170607 : 792E4B80201C1348 PRP: Verified PRP without proof (not generated)
2016-05-02	alpertron	NF-PM1	B1=500000, B2=15000000, E=12