3 196 933 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
13269624047555717956937	23	73.5	2021-03-21 07:44:25

ECM

Digits	B1	Curves
25	50000	38 / 280

Estimated T-Level: 20.7 ⓘ

TF below 2^64 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Thomas Honold	DD2E77418CD199DE	0
Verified (Factored)	1999-05-30	Vlad Stepnov	DD2E77418CD199DE	2910140

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-03-22	Oliver Kruse	FDFF1B2E31767B1D	1	1778253	5	3

History

Date	User	Type	Result
2022-09-12	Joss	NF-PM1	B1=1000000, B2=241175550
2022-03-10	Joss	NF-PM1	B1=1000000, B2=134343300
2021-03-22	015H1	CERT	PRP Certification Proof certified good
2021-03-22	Oliver Kruse	C-PRP	M3196933/13269624047555717956937 : FDFF1B2E31767B1D PRP proof power = 7 PRP: Verified Proof certified good
2021-03-21	GAN	F-ECM	Factor: 13269624047555717956937 / (ECM curve 2, B1=50000, B2=5000000, Sigma=1185823477737267)
2019-11-25	mikr	NF-PM1	B1=4000000, B2=150000000, E=12
2018-12-17	TJAOI	NF	no factor from 2^67 to 2^68
2018-07-03	Joss	NF-PM1	B1=430000, B2=4300000, E=6
2017-04-30	Gordon Spence	NF	no factor from 2^66 to 2^67
2015-06-21	Tha	NF	no factor from 2^65 to 2^66
2015-02-15	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-15	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-06	Squeeky_Squirrel	NF-PM1	B1=215000, B2=6235000, E=12
2013-01-03	dbaugh	NF	no factor from 2^62 to 2^63
2011-10-10	Grant McCracken	NF	no factor from 2^61 to 2^62
2009-04-08	S485122	NF	no factor from 2^60 to 2^61