1 936 219 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
29109116447	11	34.8	old
60661741271	11	35.8	2008-07-15 07:48:25
439583672009	12	38.7	2008-07-15 07:48:25
8135186770897	13	42.9	2008-07-15 07:48:25
111211991096262100156391	24	76.6	2021-07-30 17:39:24

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)	2017-09-30	alpertron	0DFEBABF95975A94	4	0	1	3
Verified (Factored)	2017-10-20	Oliver Kruse	0DFEBABF95975A94	4	488104	1	3
Verified	2021-08-01	/r/counting	AEDD7DB3724F036C	5	180154	5	3
Verified	2021-08-01	SRJ2877	AEDD7DB3724F036C	5	1092925	5	3

History

Date	User	Type	Result
2021-08-01	curtisc	CERT	PRP Certification Proof certified good
2021-08-01	Ben Delo	CERT	PRP Certification Proof certified good
2021-08-01	SRJ2877	C-PRP	M1936219/29109116447/439583672009/60661741271/8135186770897/111211991096262100156391 : AEDD7DB3724F036C PRP proof power = 7 PRP: Verified Proof certified good
2021-08-01	/r/counting	C-PRP	M1936219/29109116447/60661741271/439583672009/8135186770897/111211991096262100156391 : AEDD7DB3724F036C PRP proof power = 7 PRP: Verified Proof certified good
2021-07-30	_p95holder_	F-ECM	Factor: 111211991096262100156391 / (ECM curve 5, B1=50000, B2=5000000)
2017-10-20	Oliver Kruse	C-PRP	M1936219/29109116447/439583672009/60661741271/8135186770897 : 0DFEBABF95975A94 PRP: Verified (Factored) PRP without proof (not generated)
2017-09-30	alpertron	C-PRP	M1936219/29109116447/439583672009/60661741271/8135186770897 : 0DFEBABF95975A94 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: 8135186770897
2008-07-15	J Feitsma	F	Factor: 60661741271
2008-07-15	J Feitsma	F	Factor: 439583672009