is 2 506523767 - 1
has 152478848 decimal digits
takes 12,775.655 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
Actual2680.117757.3529%----0.117757.3529%0.0000%
PrimeNet278120.856162.8205%1900000130000000324.73365.9271%445.589765.0242%2.2037%
GPU722821,933.703564.6341%3000000130000000362.77124.4321%2,296.474766.2016%1.5675%
Difference-14-1,933.5858-7.2812%-3000000-130000000-362.7712-4.4321%-2,296.3570-8.8487%-8.8487%

Known prime factors (4 factors, 214.6 bits, 0.00004236% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
506523767334305686231134.96033
3 × 11		2005-10-293114.551e-120.00010.0002
506523767234344284502460711754.37923132605
5 × 73 × 63377		2014-11-1973633775.010e-60.12880.2359
50652376716373026201638100011960.5061616215000
23 × 54 × 323243		2016-02-126253232430.00030.66571.2030
506523767304270976037504331692064.72230035212152
23 × 3 × 11 × 10477 × 10859		2017-12-2810477108590.00830.38390.7798

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
5065237677834262684467348178016302332789.340
506523767547359576000039537395641986232995.466
50652376710171951744408977182222298562873199.682
5065237673836925110362922544087525734075607135114.886
50652376771304164174374320408988973089032899936119.101
5065237674981836663060056894263605884116432316938125.228
506523767128270588203299530544951771971293032626936023346149.846
5065237672383738753537078856521695290903214648811639837747154.062
506523767166545632433006561173963731560380976292060332628749160.188
50652376711674649483129354687106553879035386436317119042165
18999		55179.607
50652376739029017069522737265302234276613932730462286752876
341446252768377		65214.568
P-1 results:
No P-1 results for M506523767


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2014-11-19T14:43:00TJAOIManual testing254255*54.379172.71761e-726,1555.56371e-7
2016-02-12T12:12:08TJAOIManual testing260261*60.506192.62532e-526,1555.37475e-5
2022-07-14T18:17:30LordJuliusManual testing261264--0.006--
2017-12-28T12:40:17TJAOIManual testing264265*64.722200.00126,1550.003
2022-08-10T19:29:48LordJuliusManual testing2126860.506190.00026,1550.001
2022-08-10T19:29:48LordJuliusManual testing2126854.379175.00964e-626,1551.02561e-5
2022-08-10T19:29:48LordJuliusManual testing2126864.722200.00826,1550.017
2022-08-10T19:29:48LordJuliusManual testing2126834.960114.55066e-1226,1559.31647e-12


ECM factoring results:
No ECM results for M506523767


Lucas-Lehmer results:
No L-L results for M506523767


PRP results:
No PRP results for M506523767


P-1 factor-bounds graph:
100
101
102
103
104
105
100
101
102
103
104
105
106
TF factor-bounds graph:
268
265
264
261
255
230
240
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:48+00:00