3 077 111 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
467720873	9	28.8	old
15311704337	11	33.8	2008-09-07 19:43:56
41032644244590744791	20	65.2	2018-06-28 12:17:49

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 (Factored)	2017-10-29	Oliver Kruse	41DBD19094517C35	2	1415447	5	3
Verified (Factored)	2017-12-11	kkmrkkblmbrbk	41DBD19094517C35	2	1770837	5	3
Verified	2018-06-29	_p95holder_	41DBD19094517C35	3	999446	5	3
Verified	2018-06-29	francijezek	41DBD19094517C35	3	2639534	5	3
Verified	2018-06-29	francijezek	41DBD19094517C35	3	971312	5	3

History

Date	User	Type	Result
2022-10-06	Joss	NF-PM1	B1=3077111, B2=438530400
2022-08-17	Joss	NF-PM1	B1=3077111, B2=331695000
2022-03-14	LordJulius	NF	no factor from 2^66 to 2^67
2021-12-20	Joss	NF-PM1	B1=3077111, B2=116689650
2021-06-22	Joss	NF-PM1	B1=3077111
2021-06-19	Joss	NF	no factor from 2^67 to 2^68
2021-01-20	Joss	NF-PM1	B1=307711, B2=3077111, E=6
2018-06-29	francijezek	C-PRP	M3077111/467720873/15311704337/41032644244590744791 : 41DBD19094517C35 PRP: Verified PRP without proof (not generated)
2018-06-29	francijezek	C-PRP	M3077111/467720873/15311704337/41032644244590744791 : 41DBD19094517C35 PRP: Verified PRP without proof (not generated)
2018-06-29	_p95holder_	C-PRP	M3077111/467720873/15311704337/41032644244590744791 : 41DBD19094517C35 PRP: Verified PRP without proof (not generated)
2018-06-28	TJAOI	F	Factor: 41032644244590744791 / TF: 65-66
2017-12-11	kkmrkkblmbrbk	C-PRP	M3077111/467720873/15311704337 : 41DBD19094517C35 PRP: Verified PRP without proof (not generated)
2017-10-29	Oliver Kruse	C-PRP	M3077111/467720873/15311704337 : 41DBD19094517C35 PRP: Verified PRP without proof (not generated)
2008-09-07	Will Edgington	F	Factor: 15311704337