7 417 217 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
12738108001398184441	20	63.5	2017-02-23 12:16:03
13183727628867136335447788999	29	93.4	2012-01-28 07:28:19

Status	Date	User	Residue	Shift
Verified (Factored)	1999-06-15	C. Cooper / S. Boone	E20FEBF4947CDDB9	5463729
Verified (Factored)	2002-06-02	Marek Vokac	E20FEBF4947CDDB9	6231101

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-03-01	kkmrkkblmbrbk	4623F3BF78CB34D5	2	1091624	5	3
Verified	2019-05-31	marssystems	4623F3BF78CB34D5	2	1309195	5	3

History

Date	User	Type	Result
2019-05-31	marssystems	C-PRP	M7417217/13183727628867136335447788999/12738108001398184441 : 4623F3BF78CB34D5 PRP: Verified PRP without proof (not generated)
2018-03-01	kkmrkkblmbrbk	C-PRP	M7417217/12738108001398184441/13183727628867136335447788999 : 4623F3BF78CB34D5 PRP: Verified PRP without proof (not generated)
2017-02-23	TJAOI	F	Factor: 12738108001398184441 / TF: 63-64
2012-01-28	Carsten Kossendey	F-PM1	Factor: 13183727628867136335447788999