100 649 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 2 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
238558058503	12	37.8	old
5199160008792727	16	52.2	2008-08-26 20:11:58

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	826 / 1566

Estimated T-Level: 32.6 ⓘ

TF below 2^103 is very unlikely to find new factors due to ECM effort.

PRP Cofactor

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-21	Oliver Kruse	D69E7EDD94729913	2	0	1	3
Verified	2017-10-13	kkmrkkblmbrbk	D69E7EDD94729913	2	4501	1	3
Verified	2020-04-17	Oliver Kruse	A074B763A0899C63	2	6703	5	3
Verified	2022-04-15	LordJulius	A074B763A0899C63	2	49466	5	3

History

Date	User	Type	Result
2022-10-24	LordJulius	NF	no factor from 2^66 to 2^67
2022-10-23	LordJulius	NF	no factor from 2^65 to 2^66
2022-10-23	LordJulius	NF	no factor from 2^64 to 2^65
2022-10-23	LordJulius	NF	no factor from 2^63 to 2^64
2022-10-23	LordJulius	NF	no factor from 2^62 to 2^63
2022-04-15	LordJulius	C-PRP	M100649/238558058503/5199160008792727 : A074B763A0899C63 PRP: Verified PRP without proof (small exponent)
2022-04-13	LordJulius	NF	no factor from 2^61 to 2^62
2022-04-13	LordJulius	NF	no factor from 2^60 to 2^61
2022-04-13	LordJulius	NF	no factor from 2^59 to 2^60
2022-04-13	LordJulius	NF	no factor from 2^58 to 2^59
2022-04-13	LordJulius	NF	no factor from 2^57 to 2^58
2021-12-16	Seth_Tr	NF-PM1	B1=1000000000, B2=40982915833860
2020-04-17	Oliver Kruse	C-PRP	M100649/238558058503/5199160008792727 : A074B763A0899C63 PRP: Verified PRP without proof (small exponent)
2018-11-01	J.R. Allen	NF	no factor from 2^59 to 2^60
2018-11-01	J.R. Allen	NF	no factor from 2^58 to 2^59
2018-11-01	J.R. Allen	NF	no factor from 2^57 to 2^58
2018-11-01	J.R. Allen	NF	no factor from 2^53 to 2^57
2017-10-13	kkmrkkblmbrbk	C-PRP	M100649/238558058503/5199160008792727 : D69E7EDD94729913 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M100649/238558058503/5199160008792727 : D69E7EDD94729913 PRP: Verified PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M100649/238558058503/5199160008792727 : D69E7EDD94729913 PRP without proof (not generated)
2016-10-31	kkmrkkblmbrbk	NF-PM1	B1=100000000, B2=2000000000, E=12
2008-08-26	-Anonymous-	F	Factor: 5199160008792727

Username
Password