1 704 077 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
13632617	8	23.7	old
7494530647	10	32.8	2008-07-15 07:45:34
6679137679453860290113	22	72.5	2020-03-03 14:21:42
58471428347227812912911	23	75.6	2015-05-23 19:25:31

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	107 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 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	8A27FFD7F3BE80E9	3	0	1	3
Verified (Factored)	2017-11-10	kkmrkkblmbrbk	8A27FFD7F3BE80E9	3	559488	1	3
Verified	2020-03-04	Niels_Mache_Nextcloud	5B3148156CFA4C34	4	879227	5	3
Verified	2020-03-04	oodaira	5B3148156CFA4C34	4	950947	5	3

P-1 factors

Date	Factor	B1	B2
2015-05-23	58471428347227812912911	500000	15000000

History

Date	User	Type	Result
2020-03-04	oodaira	C-PRP	M1704077/13632617/7494530647/58471428347227812912911/6679137679453860290113 : 5B3148156CFA4C34 PRP: Verified PRP without proof (not generated)
2020-03-04	Niels_Mache_Nextcloud	C-PRP	M1704077/13632617/7494530647/58471428347227812912911/6679137679453860290113 : 5B3148156CFA4C34 PRP: Verified PRP without proof (not generated)
2020-03-03	TJAOI	F-ECM	Factor: 6679137679453860290113 / (ECM curve 112, B1=50000, B2=5000000)
2017-11-10	kkmrkkblmbrbk	C-PRP	M1704077/13632617/7494530647/58471428347227812912911 : 8A27FFD7F3BE80E9 PRP: Verified PRP without proof (not generated)
2017-10-05	Oliver Kruse	C-PRP	M1704077/13632617/7494530647/58471428347227812912911 : 8A27FFD7F3BE80E9 PRP: Verified PRP without proof (not generated)
2017-10-03	Oliver Kruse	C-PRP	M1704077/13632617/7494530647/58471428347227812912911 : 8A27FFD7F3BE80E9 PRP without proof (not generated)
2015-05-23	alpertron	F-PM1	Factor: 58471428347227812912911 / (P-1, B1=500000, B2=15000000, E=12)
2008-07-15	J Feitsma	F	Factor: 7494530647