is 2 244161503 - 1
has 73499937 decimal digits
takes 2,567.087 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2670.121758.2090%----0.121758.2090%0.0000%
PrimeNet27531.339562.6667%10000005500000060.09745.7819%91.436964.8252%2.1586%
GPU72279501.443564.5570%15000006000000071.45764.3036%572.901166.0823%1.5253%
Difference-12-501.3218-6.3480%-1500000-60000000-71.4576-4.3036%-572.7794-7.8733%-7.8733%

Known prime factors (2 factors, 133.3 bits, 0.00005458% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
244161503648630980919151714732065.814132828265912
23 × 16603533239
2013-10-308166035332390.057713,79125,757
2441615032007891192992446099372167.444411180953656
23 × 11 × 19 × 181 × 283 × 4801
2022-08-0528348010.17300.00810.0088

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
2441615031302380434089616079061812674773035472720141133.258
P-1 results:
No P-1 results for M244161503


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2011-07-18T13:33:00David CampeauManual testing264265--0.015--
2013-10-30T12:54:00Yan Ruimin ChinaManual testing26526665.814200.0285,2580.057
TF assumed completed to 67 but no detailed record exists
2022-08-05T09:29:52TJAOIManual testing267268*67.444210.0515,2580.105


ECM factoring results:
No ECM results for M244161503


Lucas-Lehmer results:
No L-L results for M244161503


PRP results:
No PRP results for M244161503


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
109
1010
1011
TF factor-bounds graph:
268
267
266
265
250
260
270
280
290
2100
Last modified: 2022-08-05T09:29:52+00:00