5 002 051 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
13055353111	11	33.6	old
3221536612231837553	19	61.5	2016-05-02 12:26:33
10999522759239599303801	23	73.2	2019-09-10 07:39:25
1340918725321567943848151	25	80.1	2023-10-26 21:35:23

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)	2017-11-21	kkmrkkblmbrbk	9C21C7648D8B75FB	2	4448019	5	3
Verified (Factored)	2018-04-28	Luigi Morelli	9C21C7648D8B75FB	2	4785625	5	3
Verified (Factored)	2019-09-11	mnd9	9C21C7648D8B75FB	3	180789	5	3
Verified	2023-10-27	Lisander Viaene	9C21C7648D8B75FB	4	579261	5	3

P-1 factors

Date	Factor	B1	B2
2023-10-26	1340918725321567943848151	1500000	3125956470

History

Date	User	Type	Result
2023-10-27	uhokun	CERT	PRP Certification Proof certified good
2023-10-27	Lisander Viaene	C-PRP	M5002051/13055353111/3221536612231837553/10999522759239599303801/1340918725321567943848151 : 9C21C7648D8B75FB PRP proof power = 7 PRP: Verified Proof certified good
2023-10-26	Lisander Viaene	F-PM1	Factor: 1340918725321567943848151 / (P-1, B1=1500000, B2=3125956470)
2023-05-11	This -Anonymous-	NF-PM1	B1=50000, B2=1000000, E=6
2023-04-12	Kevin_9611	NF-PM1	B1=330000, B2=178871550
2019-09-11	mnd9	C-PRP	M5002051/13055353111/3221536612231837553/10999522759239599303801 : 9C21C7648D8B75FB PRP: Verified (Factored) PRP without proof (not generated)
2019-09-10	_p95holder_	F-ECM	Factor: 10999522759239599303801 / (ECM curve 3, B1=50000, B2=5000000)
2018-04-28	Luigi Morelli	C-PRP	M5002051/13055353111/3221536612231837553 : 9C21C7648D8B75FB PRP: Verified (Factored) PRP without proof (not generated)
2017-11-21	kkmrkkblmbrbk	C-PRP	M5002051/13055353111/3221536612231837553 : 9C21C7648D8B75FB PRP: Verified (Factored) PRP without proof (not generated)
2017-07-02	alpertron	NF-PM1	B1=10000, B2=200000
2016-05-02	TJAOI	F	Factor: 3221536612231837553 / TF: 61-62