1 762 333 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
14047060897448660398676132772001	32	103.5	2015-05-02 02:39:48

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	Shift
Verified (Factored)		Robert Clark	22F3A4784A34210B	0
Verified (Factored)	1999-01-10	Ronald Holthuizen	22F3A4784A34210B	219666

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-10-03	Oliver Kruse	9DB015FB589D8EA6	1	0	1	3
Verified	2017-11-04	ATH	9DB015FB589D8EA6	1	834472	1	3

P-1 factors

Date	Factor	B1	B2
2015-05-02	14047060897448660398676132772001	2475400	86660000

History

Date	User	Type	Result
2022-03-08	LordJulius	NF	no factor from 2^58 to 2^60
2017-11-04	ATH	C-PRP	M1762333/14047060897448660398676132772001 : 9DB015FB589D8EA6 PRP: Verified PRP without proof (not generated)
2017-10-03	Oliver Kruse	C-PRP	M1762333/14047060897448660398676132772001 : 9DB015FB589D8EA6 PRP: Verified PRP without proof (not generated)
2016-03-16	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2015-05-02	mikr	F-PM1	Factor: 14047060897448660398676132772001 / (P-1, B1=2475400, B2=86660000, E=12)
2015-04-29	snme2pm1	NF	no factor from 2^64 to 2^65
2015-04-29	snme2pm1	NF	no factor from 2^63 to 2^64
2014-09-17	-Anonymous-	NF-PM1	B1=172840
2014-05-09	Joss	NF-PM1	B1=136420
2014-04-08	Joss	NF-PM1	B1=100000
2011-02-07	Carsten Kossendey	NF-PM1	B1=95000, B2=1591250, E=6
2010-12-13	GrunwalderGIMP	NF	no factor from 2^1 to 2^63
2010-04-20	Architects Cubed	NF	no factor from 2^60 to 2^61