541 901 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
3251407	7	21.6	old
416179969	9	28.6	2008-07-21 09:21:21
24838749557430975471348075410647	32	104.3	2018-07-27 12:39:29

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	200 / 640

Estimated T-Level: 26.6 ⓘ

TF below 2^83 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-27	Oliver Kruse	9A02ACF1244950CA	2	0	1	3
Verified (Factored)	2017-11-04	kkmrkkblmbrbk	9A02ACF1244950CA	2	224153	1	3
Verified	2018-07-28	ANONYMOUS	E70FC88B1A1BD584	3	340813	5	3
Verified	2018-07-30	_p95holder_	E70FC88B1A1BD584	3	396783	5	3

History

Date	User	Type	Result
2021-08-23	ViliamF	NF-PM1	B1=15000000, B2=1815000000
2018-07-30	_p95holder_	C-PRP	M541901/3251407/416179969/24838749557430975471348075410647 : E70FC88B1A1BD584 PRP: Verified PRP without proof (small exponent)
2018-07-28	ANONYMOUS	C-PRP	M541901/3251407/416179969/24838749557430975471348075410647 : E70FC88B1A1BD584 PRP: Verified PRP without proof (small exponent)
2018-07-27	TJAOI	F-ECM	Factor: 24838749557430975471348075410647 / (ECM curve 40, B1=250000, B2=25000000)
2017-11-04	kkmrkkblmbrbk	C-PRP	M541901/3251407/416179969 : 9A02ACF1244950CA PRP: Verified PRP without proof (small exponent)
2017-09-27	Oliver Kruse	C-PRP	M541901/3251407/416179969 : 9A02ACF1244950CA PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=1500000, B2=50000000, E=12
2008-07-21	J Feitsma	F	Factor: 416179969