11 225 437 Exponent Status

PrimeNet Exponent Status

M_n

Status

Details

Composite, with 6 known prime factors. Cofactor is composite.

Factored

Factor	Digits	Bits	Date
336763111	9	28.3	old
10956026513	11	33.4	2008-09-08 07:28:09
16680999383	11	34.0	2008-09-08 07:28:09
167550872663	12	37.3	2008-09-08 07:28:09
532085713801	12	39.0	2008-09-08 07:28:09
2540476759965134637750361	25	81.1	2025-01-03 21:53:34

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2021-06-13	marssystems	7806BCC355E74793	5	5807888	5	3
Verified	2025-01-03	vsh	7806BCC355E74793	6	2070530	5	3

P-1 factors

Date	Factor	B1	B2
2025-01-03	2540476759965134637750361	10000000	20000264130

History

Date	User	Type	Result
2025-05-26	vsh	F	Factors: 167550872663,16680999383 / TF: 71-72
2025-04-01	vsh	F	Factors: 10956026513,167550872663 / TF: 70-71
2025-03-03	vsh	NF	no factor from 2^69 to 2^70
2025-01-03	proski	CERT	PRP Certification Proof certified good
2025-01-03	vsh	C-PRP	M11225437/336763111/10956026513/16680999383/167550872663/532085713801/2540476759965134637750361 : 7806BCC355E74793 PRP proof power = 8 PRP: Verified Proof certified good
2025-01-03	vsh	F-PM1	Factor: 2540476759965134637750361 / (P-1, B1=10000000, B2=20000264130)
2024-05-10	vsh	NF-PM1	B1=2500000, B2=1568269560
2024-05-01	vsh	NF-PM1	B1=1400000, B2=795430350
2024-04-19	vsh	NF-PM1	B1=700000, B2=352517880
2024-04-18	vsh	NF-PM1	B1=350000, B2=158180880
2022-12-02	LordJulius	NF	no factor from 2^68 to 2^69
2022-12-02	LordJulius	NF	no factor from 2^67 to 2^68
2022-12-02	LordJulius	NF	no factor from 2^66 to 2^67
2022-12-02	LordJulius	NF	no factor from 2^65 to 2^66
2022-12-02	LordJulius	NF	no factor from 2^64 to 2^65
2021-06-13	DougH	CERT	PRP Certification Proof certified good
2021-06-13	marssystems	C-PRP	M11225437/336763111/10956026513/16680999383/167550872663/532085713801 : 7806BCC355E74793 PRP proof power = 8 PRP: Verified (Factored) Proof certified good
2008-09-08	Will Edgington	F	Factor: 532085713801
2008-09-08	Will Edgington	F	Factor: 167550872663
2008-09-08	Will Edgington	F	Factor: 16680999383
2008-09-08	Will Edgington	F	Factor: 10956026513

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