1 467 281 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
10833592694018123028359	23	73.2	2019-03-29 12:18:13
264714545208785593127887	24	77.8	2009-04-28 15:18:50

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	105 / 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	Shift
Verified (Factored)		Kevin Wu	D48EFB610B0A0590	0
Verified (Factored)		Simon Burge	D48EFB610B0A0590	0

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-01	Oliver Kruse	2B9322AA2904F730	1	0	1	3
Verified (Factored)	2017-10-28	kkmrkkblmbrbk	2B9322AA2904F730	1	1328428	1	3
Verified	2019-03-29	ATH	6CBEDC2904DFB443	2	1002745	5	3
Verified	2019-03-30	kkmrkkblmbrbk	6CBEDC2904DFB443	2	935656	5	3

History

Date	User	Type	Result
2019-03-30	kkmrkkblmbrbk	C-PRP	M1467281/264714545208785593127887/10833592694018123028359 : 6CBEDC2904DFB443 PRP: Verified PRP without proof (not generated)
2019-03-29	ATH	C-PRP	M1467281/264714545208785593127887/10833592694018123028359 : 6CBEDC2904DFB443 PRP: Verified PRP without proof (not generated)
2019-03-29	TJAOI	F-ECM	Factor: 10833592694018123028359 / (ECM curve 14, B1=50000, B2=5000000)
2017-10-28	kkmrkkblmbrbk	C-PRP	M1467281/264714545208785593127887 : 2B9322AA2904F730 PRP: Verified PRP without proof (not generated)
2017-10-01	Oliver Kruse	C-PRP	M1467281/264714545208785593127887 : 2B9322AA2904F730 PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2009-04-28	axn	F-ECM	Factor: 264714545208785593127887