1 103 449 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
115190451454676158777	21	66.6	2007-10-02 13:33:07
1479924611592458252313223	25	80.3	2018-04-27 11:29:26

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)		David Slowinski	1E33	0
Verified (Factored)		shelley giles	CD7131B505C4FE33	0
Verified (Factored)	2002-04-14	S57483	CD7131B505C4FE33	768685

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-09-29	Oliver Kruse	2420CA41AA160EB0	1	0	1	3
Verified (Factored)	2017-10-16	Oliver Kruse	2420CA41AA160EB0	1	518834	1	3
Verified (Factored)	2018-01-01	ATH	2420CA41AA160EB0	1	154705	1	3
Verified	2018-04-29	Oliver Kruse	4AD31B8A524F41C8	2	576574	5	3
Verified	2018-04-30	kkmrkkblmbrbk	4AD31B8A524F41C8	2	1040449	5	3
Verified (Factored)	2018-05-03	nokno	12C39C2FB9CD93C4	1	0	1	3

History

Date	User	Type	Result
2022-04-12	LordJulius	NF	no factor from 2^63 to 2^64
2022-04-12	LordJulius	NF	no factor from 2^62 to 2^63
2022-04-12	LordJulius	NF	no factor from 2^61 to 2^62
2022-04-12	LordJulius	NF	no factor from 2^1 to 2^61
2018-05-03	nokno	C-PRP	M1103449/known_factors : 12C39C2FB9CD93C4 PRP: Verified (Factored) PRP without proof (not generated)
2018-04-30	kkmrkkblmbrbk	C-PRP	M1103449/115190451454676158777/1479924611592458252313223 : 4AD31B8A524F41C8 PRP: Verified (Factored) PRP without proof (not generated)
2018-04-29	Oliver Kruse	C-PRP	M1103449/115190451454676158777/1479924611592458252313223 : 4AD31B8A524F41C8 PRP: Verified (Factored) PRP without proof (not generated)
2018-04-27	TJAOI	F-ECM	Factor: 1479924611592458252313223 / (ECM curve 120, B1=50000, B2=5000000)
2018-01-01	ATH	C-PRP	M1103449/115190451454676158777 : 2420CA41AA160EB0 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-16	Oliver Kruse	C-PRP	M1103449/115190451454676158777 : 2420CA41AA160EB0 PRP: Verified (Factored) PRP without proof (not generated)
2017-09-29	Oliver Kruse	C-PRP	M1103449/115190451454676158777 : 2420CA41AA160EB0 PRP: Verified (Factored) PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=300000, B2=10000000, E=12
2007-10-02	James Heinrich	F-ECM	Factor: 115190451454676158777