M4 015 260 839 Mersenne number exponent details

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is 2 ^4015260839 - 1

has 1208713953 decimal digits

takes 1,007,347.152 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	2⁷⁵	1.9057	57.3333%	-	-	-	-	1.9057	57.3333%
Target	2⁹²	249,790.5354	65.2174%	20000000	6000000000	125,796.0639	4.2375%	375,586.5993	66.6913%
Difference	-17	-249,788.6297	-7.8841%	-20000000	-6000000000	-125,796.0639	-4.2375%	-375,584.6936	-9.3580%

Known prime factors:
No known factors for M4015260839

P-1 results:
No P-1 results for M4015260839

Trial Factoring results:
No TF results for M4015260839

ECM factoring results:
No ECM results for M4015260839

Lucas-Lehmer results:
No L-L results for M4015260839

PRP results:
No PRP results for M4015260839

TF factor-bounds graph:

2⁷⁵

this exponent TF target: 92

2⁵⁰

2⁶⁰

2⁷⁰

2⁸⁰

2⁹⁰

2¹⁰⁰

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