2 005 499 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
73956614150087	14	46.1	old
14479253373360531193	20	63.7	2017-04-04 11:17:27
636376133206752074696026140721	30	99.0	2021-10-22 12:45:48

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	165 / 640

Estimated T-Level: 26.3 ⓘ

TF below 2^82 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-05	Oliver Kruse	14DF5799D56E5D07	2	0	1	3
Verified (Factored)	2017-11-13	kkmrkkblmbrbk	14DF5799D56E5D07	2	7955	1	3
Verified	2021-10-24	_p95holder_	438C50124E71FFC5	3	1103192	5	3
Verified	2021-10-28	LaurV	438C50124E71FFC5	3	561313	5	3

History

Date	User	Type	Result
2021-10-28	slandrum	CERT	PRP Certification Proof certified good
2021-10-28	LaurV	C-PRP	M2005499/73956614150087/14479253373360531193/636376133206752074696026140721 : 438C50124E71FFC5 PRP proof power = 7 PRP: Verified Proof certified good
2021-10-24	_p95holder_	C-PRP	M2005499/73956614150087/14479253373360531193/636376133206752074696026140721 : 438C50124E71FFC5 PRP: Verified PRP without proof (not generated)
2021-10-22	_p95holder_	F-ECM	Factor: 636376133206752074696026140721 / (ECM curve 2, B1=50000, B2=5000000)
2017-11-13	kkmrkkblmbrbk	C-PRP	M2005499/73956614150087/14479253373360531193 : 14DF5799D56E5D07 PRP: Verified PRP without proof (not generated)
2017-10-05	Oliver Kruse	C-PRP	M2005499/73956614150087/14479253373360531193 : 14DF5799D56E5D07 PRP: Verified PRP without proof (not generated)
2017-04-04	TJAOI	F	Factor: 14479253373360531193 / TF: 63-64
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12