M2 366 850 137 Mersenne number exponent details

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is 2 ^2366850137 - 1

has 712492887 decimal digits

takes 365,218.125 GHz-days to do one PRP test

0 primality tests remaining

	Residue	Status
L-L	-unknown-	-unknown-
PRP	-unknown-	-unknown-

	Trial Factoring			P-1 Factoring				Combined
	Limit	GHz-days	Probability	B1	B2	GHz-days	Probability	GHz-days	Probability
Actual	2⁶⁸	0.0252	52.9412%	-	-	-	-	0.0252	52.9412%
Target	2⁹⁰	105,939.7613	64.4444%	12000000	3500000000	45,204.1211	4.1075%	151,143.8824	65.9049%
Difference	-22	-105,939.7361	-11.5033%	-12000000	-3500000000	-45,204.1211	-4.1075%	-151,143.8572	-12.9637%

Known prime factors (1 factor, 38.2 bits, 0.00000161% known):

Remaining cofactor is PRP status unknown

						P-1		GHz-days
exponent	factor	digits	bits*	k	date found	min B1	min B2	min. TF	min. P-1	normal P-1
2366850137	317157918359	12	38.206	67 67	2012-08-20	1	67	1.794e-11	0.0010	0.0015

P-1 results:
No P-1 results for M2366850137

Trial Factoring results:
No TF results for M2366850137

ECM factoring results:
No ECM results for M2366850137

Lucas-Lehmer results:
No L-L results for M2366850137

PRP results:
No PRP results for M2366850137

P-1 factor-bounds graph:

X = B1; Y = B2
size of marker relates to size of factor
mouse-over any factor marker (circle) to see additional info
mouse-over any stage bound text to see additional info

10⁰

10¹

10⁰

10¹

10²

10³

TF factor-bounds graph:

2⁶⁸

this exponent TF target: 90

2⁵⁰

2⁶⁰

2⁷⁰

2⁸⁰

2⁹⁰

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Last modified: 2023-10-02T12:12:48+00:00