327 247 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
3324234556810759	16	51.6	old
58474623211847623601	20	65.7	2015-02-13 11:24:29
1547719166181716866609	22	70.4	2015-02-13 11:24:30

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	263 / 640

Estimated T-Level: 27.1 ⓘ

TF below 2^85 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-22	Oliver Kruse	AD9CA59F278519D0	3	0	1	3
Verified	2017-10-13	Oliver Kruse	AD9CA59F278519D0	3	187565	1	3
Verified	2017-12-12	ATH	AD9CA59F278519D0	3	143925	1	3
Unverified (Reliable)	2020-04-18	Oliver Kruse	2D6F95D95D1698__	3	230462	5	3

History

Date	User	Type	Result
2023-03-23	Denial140	NF-PM1	B1=1000000, B2=20563492950
2022-02-06	Lisander Viaene	NF-PM1	B1=50000
2020-04-18	Oliver Kruse	C-PRP	M327247/3324234556810759/58474623211847623601/1547719166181716866609 : 2D6F95D95D1698__ PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-12-12	ATH	C-PRP	M327247/3324234556810759/58474623211847623601/1547719166181716866609 : AD9CA59F278519D0 PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-10-13	Oliver Kruse	C-PRP	M327247/3324234556810759/58474623211847623601/1547719166181716866609 : AD9CA59F278519D0 PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-09-22	Oliver Kruse	C-PRP	M327247/known_factors : AD9CA59F278519D0 PRP without proof (not generated)
2015-02-13	TJAOI	F-ECM	Factor: 1547719166181716866609 / (ECM curve 18, B1=50000, B2=5000000)
2015-02-13	TJAOI	F-ECM	Factor: 58474623211847623601 / (ECM curve 1, B1=50000, B2=5000000)