M2 656 581 017 Mersenne number exponent details

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is 2 ^2656581017 - 1

has 799710573 decimal digits

takes 409,925.210 GHz-days to do one PRP test

-unknown- 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	2⁷³	0.7200	56.1644%	-	-	-	-	0.7200	56.1644%
Target	2⁹⁰	94,385.8053	64.4444%	14000000	4000000000	51,722.2964	4.3086%	146,108.1017	65.9764%
Difference	-17	-94,385.0852	-8.2801%	-14000000	-4000000000	-51,722.2964	-4.3086%	-146,107.3816	-9.8120%

Known prime factors:
No known factors for M2656581017

P-1 results:
No P-1 results for M2656581017

Trial Factoring results:
No TF results for M2656581017

ECM factoring results:
No ECM results for M2656581017

Lucas-Lehmer results:
No L-L results for M2656581017

PRP results:
No PRP results for M2656581017

TF factor-bounds graph:

2⁷³

this exponent TF target: 90

2⁵⁰

2⁶⁰

2⁷⁰

2⁸⁰

2⁹⁰

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