739 399 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
362101029842612074559	21	68.3	2012-10-15 14:27:37

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 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	Shift
Verified (Factored)		Ken Kriesel	15A3D1B44E8B8CF9	0
Verified (Factored)		Simon Burge	15A3D1B44E8B8CF9	0
Verified (Factored)		Nicholas Glover	15A3D1B44E8B8CF9	46868

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-27	Oliver Kruse	BCB5E3D1B1EBEDB2	1	0	1	3
Verified	2017-09-28	Oliver Kruse	BCB5E3D1B1EBEDB2	1	0	1	3
Verified	2017-11-09	kkmrkkblmbrbk	BCB5E3D1B1EBEDB2	1	321917	1	3
Unverified (Reliable)	2020-04-20	Oliver Kruse	868807D3C2E930__	1	201104	5	3

History

Date	User	Type	Result
2023-01-17	USAFSS	NF-PM1	B1=2000000, B2=5219492850
2020-04-20	Oliver Kruse	C-PRP	M739399/362101029842612074559 : 868807D3C2E930__ PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-11-09	kkmrkkblmbrbk	C-PRP	M739399/362101029842612074559 : BCB5E3D1B1EBEDB2 PRP: Unverified (Reliable) PRP without proof (small exponent)
2017-09-28	Oliver Kruse	C-PRP	M739399/362101029842612074559 : BCB5E3D1B1EBEDB2 PRP: Unverified (Reliable) PRP without proof (not generated)
2017-09-27	Oliver Kruse	C-PRP	M739399/362101029842612074559 : BCB5E3D1B1EBEDB2 PRP: Unverified (Reliable) PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2012-10-15	Pool Party	F-ECM	Factor: 362101029842612074559
2012-07-14	Joss	NF-PM1	B1=1478798
2012-03-29	Joss	NF-PM1	B1=1474222
2011-10-15	Joss	NF-PM1	B1=982814
2011-08-24	Joss	NF-PM1	B1=491407
2011-07-10	Joss	NF-PM1	B1=294844
2010-06-17	Architects Cubed	NF	no factor from 2^60 to 2^61
2008-10-14	Sturle Sunde	NF	no factor from 2^59 to 2^60
2008-10-14	Sturle Sunde	NF	no factor from 2^58 to 2^59