1 333 231 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
94650550124663812021903	23	76.3	2018-06-08 13:20:42

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)		George Woltman	A590EF6E23058D02	0
Verified (Factored)		Cornelius Caesar	A590EF6E23058D02	0
Verified (Factored)		Brian J. Beesley	A590EF6E23058D02	670404
Verified (Factored)	2016-06-02	MadPoo	A590EF6E23058D02	818543

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2018-06-10	Daniil Tsarkov	EE89F74B4D3B0E50	1	1014035	5	3
Verified	2018-06-12	Oliver Kruse	EE89F74B4D3B0E50	1	499896	5	3

History

Date	User	Type	Result
2018-06-12	Oliver Kruse	C-PRP	M1333231/94650550124663812021903 : EE89F74B4D3B0E50 PRP: Verified PRP without proof (not generated)
2018-06-10	Daniil Tsarkov	C-PRP	M1333231/94650550124663812021903 : EE89F74B4D3B0E50 PRP: Verified PRP without proof (not generated)
2018-06-08	TJAOI	F-ECM	Factor: 94650550124663812021903 / (ECM curve 39, B1=50000, B2=5000000)
2016-06-02	MadPoo	C-LL	A590EF6E23058D02
2016-02-23	Mark Rose	NF	no factor from 2^58 to 2^60
2015-09-15	ramgeis	NF	no factor from 2^65 to 2^66
2015-04-12	snme2pm1	NF	no factor from 2^64 to 2^65
2015-04-12	snme2pm1	NF	no factor from 2^63 to 2^64
2014-06-22	mikr	NF-PM1	B1=4081679, B2=151022134, E=12
2014-04-25	-Anonymous-	NF-PM1	B1=175000
2013-01-10	dbaugh	NF	no factor from 2^62 to 2^63
2012-09-17	Axelsson	NF	no factor from 2^61 to 2^62
2009-02-26	Sturle Sunde	NF	no factor from 2^60 to 2^61