1 699 501 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
270411003113	12	38.0	old
7539865431513209	16	52.7	2014-08-22 11:32:24
54071881783527468951023	23	75.5	2019-05-01 13:55:33

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	107 / 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	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-03	Oliver Kruse	6FC94D98C873B269	2	0	1	3
Verified (Factored)	2017-11-03	kkmrkkblmbrbk	6FC94D98C873B269	2	1181027	1	3
Verified	2019-05-04	ANONYMOUS	32AC6E5628567F2A	3	778014	5	3
Verified	2019-05-05	kkmrkkblmbrbk	32AC6E5628567F2A	3	1192311	5	3

History

Date	User	Type	Result
2019-05-05	kkmrkkblmbrbk	C-PRP	M1699501/270411003113/7539865431513209/54071881783527468951023 : 32AC6E5628567F2A PRP: Verified PRP without proof (not generated)
2019-05-04	ANONYMOUS	C-PRP	M1699501/270411003113/7539865431513209/54071881783527468951023 : 32AC6E5628567F2A PRP: Verified PRP without proof (not generated)
2019-05-01	Chang Chia-Tche	F-ECM	Factor: 54071881783527468951023 / (ECM curve 2, B1=50000, B2=5000000)
2017-11-03	kkmrkkblmbrbk	C-PRP	M1699501/270411003113/7539865431513209 : 6FC94D98C873B269 PRP: Verified PRP without proof (not generated)
2017-10-03	Oliver Kruse	C-PRP	M1699501/270411003113/7539865431513209 : 6FC94D98C873B269 PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2014-08-22	TJAOI	F	Factor: 7539865431513209