2 005 903 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
69067781654393	14	46.0	old
246308078925803233247	21	67.7	2021-04-14 07:28:37
532235419782833964202417749647	30	98.7	2022-11-28 12:51:03

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	165 / 640

Estimated T-Level: 26.3 ⓘ

TF below 2^82 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-05	Oliver Kruse	EAB532D3E120E8CC	1	0	1	3
Verified (Factored)	2017-11-13	kkmrkkblmbrbk	EAB532D3E120E8CC	1	1797861	1	3
Verified (Factored)	2021-04-16	Joe S.	253AD965818B9FB3	2	1756313	5	3
Verified	2022-11-28	suika_predator	253AD965818B9FB3	3	1296439	5	3

History

Date	User	Type	Result
2022-11-28	iwes	CERT	PRP Certification Proof certified good
2022-11-28	suika_predator	C-PRP	M2005903/69067781654393/246308078925803233247/532235419782833964202417749647 : 253AD965818B9FB3 PRP proof power = 7 PRP: Verified Proof certified good
2022-11-28	TJAOI	F-ECM	Factor: 532235419782833964202417749647
2021-04-16	Ben Delo	CERT	PRP Certification Proof certified good
2021-04-16	Joe S.	C-PRP	M2005903/69067781654393/246308078925803233247 : 253AD965818B9FB3 PRP proof power = 7 PRP: Verified (Factored) Proof certified good
2021-04-14	_p95holder_	F-ECM	Factor: 246308078925803233247 / (ECM curve 1, B1=50000, B2=5000000)
2017-11-13	kkmrkkblmbrbk	C-PRP	M2005903/69067781654393 : EAB532D3E120E8CC PRP: Verified (Factored) PRP without proof (not generated)
2017-10-05	Oliver Kruse	C-PRP	M2005903/69067781654393 : EAB532D3E120E8CC PRP: Verified (Factored) PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12