1 000 033 Exponent Status

PrimeNet Exponent Status

M_n

Details

Composite, with 1 known prime factor. Cofactor is composite.

Trial Factored to 2⁷⁴

TF target 2⁶⁰

Factored

Factor	Digits	Bits	Date
6000199	7	22.5	old

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	734 / 4588

Estimated T-Level: 35.8 ⓘ

TF below 2^114 is very unlikely to find new factors due to ECM effort.

PRP

Status	Proof	Date	User	Residue	Shift	Type	Base
Factored	Certified Good Power=6	2025-09-01	Kriesel	D24A261401B102FA	0	1	3

PRP Cofactor

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2017-09-28	Oliver Kruse	996C43A172750C2D	1	0	1	3
Verified	PRP without proof (not generated)	2017-10-15	Oliver Kruse	996C43A172750C2D	1	229606	1	3
Verified	PRP without proof (not generated)	2017-12-24	ATH	996C43A172750C2D	1	843234	1	3
Verified	Certified Good	2023-10-31	Flaukrotist	D24A261401B102FA	1	388342	5	3

History

Date	User	Type	Result
2025-09-01	carel van der westhuizen	CERT	Proof certified good
2025-09-01	Kriesel	C-PRP	D24A261401B102FA Proof Certified Good Proof Power: 6
2023-10-31	James Heinrich	CERT	Proof certified good
2023-10-31	Flaukrotist	C-PRP	M1000033/6000199 : D24A261401B102FA Proof Certified Good Proof Power: 6
2023-01-04	Naegi Makoto	NF-PP1	Start=2/7, B1=50000000, B2=3050000000
2022-11-15	Naegi Makoto	NF-PP1	Start=2/7, B1=1000000000, B2=121000000000
2022-10-04	Naegi Makoto	NF	no factor TF: 73-74
2022-10-01	Naegi Makoto	NF	no factor TF: 72-73
2022-09-30	Naegi Makoto	NF-PP1	Start=2/7, B1=100000000, B2=8100000000
2022-09-28	Naegi Makoto	NF-PM1	B1=1000000000, B2=23181043395510
2022-08-27	Naegi Makoto	NF	no factor TF: 71-72
2022-08-20	Naegi Makoto	NF	no factor TF: 70-71
2022-08-16	Naegi Makoto	NF	no factor TF: 69-70
2022-08-07	Naegi Makoto	NF	no factor TF: 68-69
2022-03-02	James Heinrich	NF	no factor TF: 66-67
2021-11-23	Aseroberto	NF	no factor TF: 67-68
2021-04-26	LaurV	NF-PP1	Start=6/5, B1=1000000, B2=64000000
2021-04-24	masser	NF-PP1	Start=6/5, B1=1000000, B2=64000000
2021-04-24	mikr	NF-PP1	Start=6/5, B1=10000000, B2=1030000000
2021-04-24	mikr	NF-PP1	Start=6/5, B1=1000000, B2=64000000
2021-04-24	mikr	NF-PP1	Start=6/5, B1=1000000, B2=25000000
2019-01-10	Joss	NF-PM1	B1=400000000
2019-01-09	Joss	NF-PM1	B1=300000000
2019-01-08	Joss	NF-PM1	B1=100000000
2018-05-16	GdS	NF	no factor TF: 64-66
2018-05-15	GdS	NF	no factor TF: 63-64
2018-05-15	GdS	NF	no factor TF: 62-63
2018-05-15	GdS	NF	no factor TF: 61-62
2018-05-15	GdS	NF	no factor TF: 50-61
2017-12-24	ATH	C-PRP	M1000033/6000199 : 996C43A172750C2D
2017-10-15	Oliver Kruse	C-PRP	M1000033/6000199 : 996C43A172750C2D
2017-09-28	Oliver Kruse	C-PRP	M1000033/6000199 : 996C43A172750C2D
2016-03-17	alpertron	NF-PM1	B1=300000, B2=10000000, E=12

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