2 108 063 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
4216127	7	22.0	old
2901957468044831518367	22	71.3	2022-10-13 15:08:47

ECM

Digits	B1	Curves
25	50000	105 / 280

Estimated T-Level: 21.9 ⓘ

TF below 2^68 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-07	Oliver Kruse	E3CB2BF1A41FB5C4	1	0	1	3
Verified (Factored)	2017-11-17	kkmrkkblmbrbk	E3CB2BF1A41FB5C4	1	325840	1	3
Verified	2022-10-13	LordJulius	36B2ADBAC6D9434C	2	518110	5	3

History

Date	User	Type	Result
2022-10-13	Chad Steenerson	CERT	PRP Certification Proof certified good
2022-10-13	LordJulius	C-PRP	M2108063/4216127/2901957468044831518367 : 36B2ADBAC6D9434C PRP proof power = 7 PRP: Verified Proof certified good
2022-10-13	_p95holder_	F-ECM	Factor: 2901957468044831518367 / (ECM curve 5, B1=50000, B2=5000000)
2017-11-17	kkmrkkblmbrbk	C-PRP	M2108063/4216127 : E3CB2BF1A41FB5C4 PRP: Verified (Factored) PRP without proof (not generated)
2017-10-07	Oliver Kruse	C-PRP	M2108063/4216127 : E3CB2BF1A41FB5C4 PRP: Verified (Factored) PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12