is 2 514785223 - 1
has 154965794 decimal digits
takes 12,984.027 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
Actual2680.115857.3529%----0.115857.3529%0.0000%
PrimeNet278118.916662.8205%1900000130000000324.73365.9372%443.650265.0279%2.2074%
GPU722821,902.670764.6341%3000000130000000362.77124.4398%2,265.441966.2043%1.5702%
Difference-14-1,902.5549-7.2812%-3000000-130000000-362.7712-4.4398%-2,265.3262-8.8514%-8.8514%

Known prime factors (5 factors, 258.4 bits, 0.00005020% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
514785223741290721131136.10972
23 × 32
-991.806e-110.00030.0007
514785223700602097094091445.99468048
24 × 4253
-1642531.574e-80.00900.0158
51478522315714467561455991650.4811526313
3 × 508771
-35087713.994e-71.01391.8934
5147852233823820652006373991858.408371399613
3 × 13 × 9523067
2015-09-021395230670.000118.97635.440
5147852232007593199708376725912167.444194993281665
34 × 5 × 7 × 13 × 1861 × 2843
2022-08-05186128430.05900.07000.1385

26 Composite Factors:
exponentprime factorscomposite factordigitsbits*
51478522351934983378006825356112172582.103
5147852231164898899080570341985806872786.590
514785223283456276859759175640357540872994.517
5147852231100958892827311722006842409913096.475
5147852231488210210747506688851532255478332103.553
5147852232678976767707356159907536758719132104.401
51478522360089305596779657610197524865700133108.889
5147852231406524005827522966799101399410871935113.438
51478522331548258213416923142415105908757700936117.925
5147852237676676337872447680909810689487183080938125.852
514785223816130611598444290965754300836450958398340132.584
514785223198590062002430254458360551799286445410458343140.511
5147852234454364467803773739557781564943593353131311344144.998
514785223104264319456654082246014292420527738791305324746149.547
5147852232338643108141927639758667954890832008260185001747154.034
5147852234209869351403146733224739248966261854772342240947154.882
514785223569064893838307427133982970050173645593269612941749161.961
5147852232210277586398574550416425114262257323039379937768150163.919
51478522353782955410260158403986188392245404088753097033818
81
52171.845
51478522312063488129129334248063335646461544682637034929795
9591
54176.333
51478522331207370873647240192233706882224148573646009117359
21180217
58190.992
51478522316384582659188752080822573147481113789374853174561
69371709953
61200.028
51478522339868805800574387824198951459847630896880033822720
4096626584553
63207.955
51478522389425518145854787437836763872787131906057246131534
45444998985783
64212.442
51478522384517050815376719564768702021260880854902729008666
15344130734491719
67222.326
51478522362651705546711462938781170862994566960789854882839
1029039299528436294152332247
78258.436
P-1 results:
No P-1 results for M514785223


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-09-02T11:34:00TJAOIManual testing258259*58.408183.92805e-526,5708.03825e-5
2022-08-05T09:29:38TJAOIManual testing267268*67.444210.00126,5700.003
2022-08-10T19:29:49LordJuliusManual testing2126850.481163.99397e-726,5708.17314e-7
2022-08-10T19:29:49LordJuliusManual testing2126867.444210.05926,5700.121
2022-08-10T19:29:49LordJuliusManual testing2126858.408180.00026,5700.000
2022-08-10T19:29:49LordJuliusManual testing2126845.994141.57429e-826,5703.22157e-8
2022-08-10T19:29:49LordJuliusManual testing2126836.109111.80607e-1126,5703.69588e-11


ECM factoring results:
No ECM results for M514785223


Lucas-Lehmer results:
No L-L results for M514785223


PRP results:
No PRP results for M514785223


P-1 factor-bounds graph:
100
101
102
103
104
100
101
102
103
104
105
106
107
TF factor-bounds graph:
268
259
230
240
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:49+00:00