3 063 253 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
106946324878819758602087	24	76.5	2021-06-23 01:39:55

ECM

Digits	B1	Curves
25	50000	66 / 280

Estimated T-Level: 21.2 ⓘ

TF below 2^65 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		Olof Petersson	2E87A28E70FF07C7	0
Verified (Factored)	1999-06-15	Stephen Wood	2E87A28E70FF07C7	2655590

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2021-06-24	kutens	22B130CB6529BF7A	1	2597924	5	3

History

Date	User	Type	Result
2022-02-11	Joss	NF-PM1	B1=1000000, B2=119912100
2022-01-20	Joss	NF	no factor from 2^67 to 2^68
2021-06-24	Linean	CERT	PRP Certification Proof certified good
2021-06-24	kutens	C-PRP	M3063253/106946324878819758602087 : 22B130CB6529BF7A PRP proof power = 7 PRP: Verified Proof certified good
2021-06-23	GAN	F-ECM	Factor: 106946324878819758602087 / (ECM curve 3, B1=50000, B2=5000000)
2021-04-06	TJAOI	NF	no factor from 2^68 to 2^69
2018-08-01	ramgeis	NF	no factor from 2^67 to 2^68
2017-12-02	mikr	NF-PM1	B1=3000000, B2=100000000, E=12
2017-05-09	Gordon Spence	NF	no factor from 2^66 to 2^67
2016-03-27	Squeeky_Squirrel	NF-PM1	B1=205000, B2=5996250, E=12
2015-06-06	Tha	NF	no factor from 2^65 to 2^66
2015-02-07	VictordeHollander	NF	no factor from 2^64 to 2^65
2015-02-07	VictordeHollander	NF	no factor from 2^63 to 2^64
2013-01-07	dbaugh	NF	no factor from 2^62 to 2^63
2011-10-10	Sid & Andy	NF	no factor from 2^61 to 2^62
2010-09-25	markr	NF-PM1	B1=110000, B2=2447500, E=6
2009-02-13	Sturle Sunde	NF	no factor from 2^60 to 2^61