3 468 281 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
113953840537	12	36.7	old

ECM

Digits	B1	Curves
25	50000	3 / 280

Estimated T-Level: 20.1 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-11-06	kkmrkkblmbrbk	7B56F3B05870C5EE	1	1464035	5	3
Verified	2017-11-23	Oliver Kruse	7B56F3B05870C5EE	1	2829168	5	3

History

Date	User	Type	Result
2022-09-03	Joss	NF-PM1	B1=1305589, B2=213444000
2022-05-20	gLauss	NF	no factor from 2^66 to 2^67
2022-05-20	LordJulius	NF	no factor from 2^66 to 2^67
2022-01-06	Joss	NF-PM1	B1=1305589, B2=111642300
2021-06-02	Joss	NF	no factor from 2^67 to 2^68
2021-03-18	Joss	NF-PM1	B1=346828, B2=3468281, E=6
2021-02-28	Joss	NF	no factor from 2^65 to 2^66
2017-11-23	Oliver Kruse	C-PRP	M3468281/113953840537 : 7B56F3B05870C5EE PRP: Verified PRP without proof (not generated)
2017-11-06	kkmrkkblmbrbk	C-PRP	M3468281/113953840537 : 7B56F3B05870C5EE PRP: Verified PRP without proof (not generated)