3 523 187 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
71846802288721	14	46.0	old
604590959638663	15	49.1	2014-04-23 10:28:37
2046921948585952049	19	60.8	2016-03-09 12:12:25

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	2017-11-08	Oliver Kruse	FD8BA03ED2248B5B	3	983708	5	3
Verified	2017-12-17	kkmrkkblmbrbk	FD8BA03ED2248B5B	3	2111598	5	3

History

Date	User	Type	Result
2022-06-02	LordJulius	NF	no factor from 2^66 to 2^67
2022-06-02	LordJulius	NF	no factor from 2^65 to 2^66
2022-06-02	LordJulius	NF	no factor from 2^64 to 2^65
2022-06-02	LordJulius	NF	no factor from 2^63 to 2^64
2022-06-02	LordJulius	NF	no factor from 2^62 to 2^63
2022-03-13	Joss	NF-PM1	B1=1000000, B2=1120978950
2022-02-22	Joss	NF	no factor from 2^67 to 2^68
2017-12-17	kkmrkkblmbrbk	C-PRP	M3523187/71846802288721/604590959638663/2046921948585952049 : FD8BA03ED2248B5B PRP: Verified PRP without proof (not generated)
2017-11-08	Oliver Kruse	C-PRP	M3523187/71846802288721/604590959638663/2046921948585952049 : FD8BA03ED2248B5B PRP: Verified PRP without proof (not generated)
2016-03-09	TJAOI	F	Factor: 2046921948585952049 / TF: 60-61
2014-04-23	TJAOI	F	Factor: 604590959638663