2 036 579 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
4073159	7	22.0	old
290045976637605952601	21	68.0	2016-01-16 16:05:38
525476432140071587620999	24	78.8	2022-01-23 03:41:24

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	166 / 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)	2017-09-30	alpertron	64CBD28FBDCBF0B3	2	0	1	3
Verified (Factored)	2017-10-20	Oliver Kruse	64CBD28FBDCBF0B3	2	1231589	1	3
Verified	2022-01-23	SRJ2877	AF71821C745F961B	3	407265	5	3

P-1 factors

Date	Factor	B1	B2
2016-01-16	290045976637605952601	500000	15000000

History

Date	User	Type	Result
2022-01-23	VikkiMtF	CERT	PRP Certification Proof certified good
2022-01-23	SRJ2877	C-PRP	M2036579/4073159/290045976637605952601/525476432140071587620999 : AF71821C745F961B PRP proof power = 7 PRP: Verified Proof certified good
2022-01-23	_p95holder_	F-ECM	Factor: 525476432140071587620999 / (ECM curve 1, B1=50000, B2=5000000)
2017-10-20	Oliver Kruse	C-PRP	M2036579/4073159/290045976637605952601 : 64CBD28FBDCBF0B3 PRP: Verified (Factored) PRP without proof (not generated)
2017-09-30	alpertron	C-PRP	M2036579/290045976637605952601/4073159 : 64CBD28FBDCBF0B3 PRP: Verified (Factored) PRP without proof (not generated)
2016-01-16	alpertron	F-PM1	Factor: 290045976637605952601 / (P-1, B1=500000, B2=15000000, E=12)