1 824 707 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
613101553	9	29.2	old
14761879631	11	33.8	2008-07-15 07:47:04
43333587508361131449337	23	75.2	2020-12-26 12:19:40

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	106 / 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)	2017-10-04	Oliver Kruse	AC5C0B87BEE15110	2	0	1	3
Verified (Factored)	2017-11-06	kkmrkkblmbrbk	AC5C0B87BEE15110	2	208283	1	3
Verified	2020-12-27	Niels_Mache_Nextcloud	0110AFB061C7B14E	3	252596	5	3

History

Date	User	Type	Result
2020-12-27	bald2718281828	CERT	PRP Certification Proof certified good
2020-12-27	Niels_Mache_Nextcloud	C-PRP	M1824707/613101553/14761879631/43333587508361131449337 : 0110AFB061C7B14E PRP proof power = 7 PRP: Verified Proof certified good
2020-12-26	_p95holder_	F-ECM	Factor: 43333587508361131449337 / (ECM curve 7, B1=50000, B2=5000000)
2017-11-06	kkmrkkblmbrbk	C-PRP	M1824707/613101553/14761879631 : AC5C0B87BEE15110 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-04	Oliver Kruse	C-PRP	M1824707/613101553/14761879631 : AC5C0B87BEE15110 PRP: Verified (Factored) PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2008-07-15	J Feitsma	F	Factor: 14761879631