1 934 671 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
17609085241351	14	44.0	old
6681215820894244653239	22	72.5	2019-02-14 01:24:54

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)	2017-10-05	Oliver Kruse	550A947CA0295714	1	0	1	3
Verified (Factored)	2017-11-15	kkmrkkblmbrbk	550A947CA0295714	1	271384	1	3
Verified	2019-02-14	Julian112	7E0924A4B6D300BA	2	1082559	5	3
Verified	2019-02-14	ATH	7E0924A4B6D300BA	2	53875	5	3

History

Date	User	Type	Result
2019-02-14	ATH	C-PRP	M1934671/17609085241351/6681215820894244653239 : 7E0924A4B6D300BA PRP: Verified PRP without proof (not generated)
2019-02-14	Julian112	C-PRP	M1934671/17609085241351/6681215820894244653239 : 7E0924A4B6D300BA PRP: Verified PRP without proof (not generated)
2019-02-14	MarkS	F-ECM	Factor: 6681215820894244653239 / (ECM curve 3, B1=50000, B2=5000000)
2017-11-15	kkmrkkblmbrbk	C-PRP	M1934671/17609085241351 : 550A947CA0295714 PRP: Verified PRP without proof (not generated)
2017-10-05	Oliver Kruse	C-PRP	M1934671/17609085241351 : 550A947CA0295714 PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12