2 180 141 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
6714834281	10	32.6	old
152752262826832120267729	24	77.0	2022-06-11 10:48:10

ECM

Digits	B1	Curves
25	50000	96 / 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	164FF49E862018E0	1	0	1	3
Verified (Factored)	2017-11-19	kkmrkkblmbrbk	164FF49E862018E0	1	2044075	1	3
Verified	2022-06-17	riccardo uberti	48E56779F2C998AD	2	517534	5	3

History

Date	User	Type	Result
2022-06-17	curtisc	CERT	PRP Certification Proof certified good
2022-06-17	riccardo uberti	C-PRP	M2180141/6714834281/152752262826832120267729 : 48E56779F2C998AD PRP proof power = 7 PRP: Verified Proof certified good
2022-06-11	debrouxl	F-ECM	Factor: 152752262826832120267729 / (ECM curve 1, B1=50000, B2=4900000, Sigma=3777354995779032)
2017-11-19	kkmrkkblmbrbk	C-PRP	M2180141/6714834281 : 164FF49E862018E0 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-09	Oliver Kruse	C-PRP	M2180141/6714834281 : 164FF49E862018E0 PRP: Verified (Factored) PRP without proof (not generated)
2016-03-20	alpertron	NF-PM1	B1=500000, B2=15000000, E=12