M25082539 Mersenne number exponent details

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M25082539

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is 2 ^25082539 - 1

has 7550597 decimal digits

takes 21.494 GHz-days to do one PRP test

Last-known PrimeNet details:

Exponent is not assigned to anyone

-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	Prob over default TF
Actual	2⁶⁷	1.1846	62.6866%	-	-	-	-	1.1846	62.6866%	0.0000%
PrimeNet	2⁶⁶	0.5888	62.1212%	110000	4000000	0.4000	4.9797%	0.9888	64.0075%	1.8863%
GPU72	2⁷⁰	9.5266	64.2857%	180000	5500000	0.5838	3.7343%	10.1104	65.6194%	1.3337%
Difference	-3	-8.3419	-1.5991%	-180000	-5500000	-0.5838	-3.7343%	-8.9257	-2.9328%	-2.9328%

Known prime factors (2 factors, 100.5 bits, 0.00040079% 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
25082539	1265163267161	13	40.202	25220 2² × 5 × 13 × 97	-	13	97	8.519e-9	2.184e-5	3.287e-5
25082539	1444821214622031647	19	60.326	28801334957 67 × 429870671	2016-01-29	67	429870671	0.0073	29.102	54.354

1 Composite Factors:

exponent	prime factors	composite factor	digits	bits*
25082539	1265163267161 1444821214622031647	1827934728354733944250057844167	31	100.528

P-1 results:
No P-1 results for M25082539

Trial Factoring results:

			Bits		Factor			GHz-Days		worth
date	userid	compid	from	to	factor	bits*	digits	spent	saved	worth
2016-01-29T12:14:04	TJAOI	Manual testing	2⁶⁰	2⁶¹*	1444821214622031647	60.326	19	0.001	44.37	0.002

ECM factoring results:
No ECM results for M25082539

Lucas-Lehmer results:
No L-L results for M25082539

PRP results:
No PRP results for M25082539

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

10²

10⁰

10¹

10²

10³

10⁴

10⁵

10⁶

10⁷

10⁸

10⁹

TF factor-bounds graph:

2⁶⁷

2⁶¹

2⁴⁰

2⁵⁰

2⁶⁰

2⁷⁰

2⁸⁰

2⁹⁰

2¹⁰⁰

Last modified: 2016-01-29T12:14:04+00:00

0M	<	10¹⁰	All tracked exponents
0M	<	2³²	GPU TF range
0M	<	1000M	PrimeNet range
0M	<	193M	low-PrimeNet, low-res
0M	<	385M	low-PrimeNet, high-res
50M	<	146M	PrimeNet wavefront