10 321 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
61927	5	15.9	old
147816967802910269084527270722631	33	106.9	2010-02-19 11:44:01

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	4588 / 4588
45	11000000	1282 / 9201

Estimated T-Level: 40.7 ⓘ

TF below 2^130 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-21	Oliver Kruse	FF24742A9E93CBCC	2	0	1	3
Verified	2017-10-12	kkmrkkblmbrbk	FF24742A9E93CBCC	2	4622	1	3
Unverified	2020-04-17	Oliver Kruse	9773F2B5F929F5__	2	5283	5	3

History

Date	User	Type	Result
2022-10-22	-Anonymous-	NF-PM1	B1=100000000000, B2=120170262311539440
2021-08-01	ViliamF	NF-PM1	B1=250000000, B2=40250000000
2020-04-17	Oliver Kruse	C-PRP	M10321/61927/147816967802910269084527270722631 : 9773F2B5F929F5__ PRP without proof (small exponent)
2017-10-12	kkmrkkblmbrbk	C-PRP	M10321/61927/147816967802910269084527270722631 : FF24742A9E93CBCC PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M10321/61927/147816967802910269084527270722631 : FF24742A9E93CBCC PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M10321/61927/147816967802910269084527270722631 : FF24742A9E93CBCC PRP without proof (not generated)
2016-09-07	kkmrkkblmbrbk	NF-PM1	B1=100000000, B2=10000000000, E=12
2010-02-19	Matthias Wurtinger	F-ECM	Factor: 147816967802910269084527270722631