is 2 3000463 - 1
has 903230 decimal digits
takes 0.255 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
Actual26939.789568.1159%600092612528839409.124310.9862%48.913871.6188%3.5028%
PrimeNet2600.051263.3333%120002200000.00292.5152%0.054164.2556%0.9222%
GPU722641.186365.6250%130002000000.00291.3870%1.189166.1018%0.4768%
Difference+5+38.6032+2.4909%+5987926+1252683940+9.1215+9.5992%+47.7247+5.5170%+5.5170%

Known prime factors (2 factors, 81.3 bits, 0.00270876% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
300046330004631824.8395
5
-157.457e-131.503e-72.512e-7
3000463975246071251411511756.43716251593025
3 × 52 × 47 × 4610381
2015-07-214746103810.00580.03100.0579

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
300046329261898502098310586702812581.275
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-01-13T15:55:13Jocelyn LaroucheManual testing3100623000463012-
skipped known factor: 30004631
skipped known factor: 97524607125141151
--0.238--4.685%
2021-01-14T22:58:07Jocelyn LaroucheManual testing30004633000463-
skipped known factor: 30004631
--0.370--3.353%
2022-01-19T08:22:12Jocelyn LaroucheManual testing1000000244553400-
skipped known factor: 30004631
skipped known factor: 97524607125141151
--1.761--7.560%
2022-05-07T12:33:09Jocelyn LaroucheManual testing60009261252883940-
skipped known factor: 30004631
skipped known factor: 97524607125141151
--9.124--10.986%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-04-03T10:09:00TJAOIManual testing256257*56.437170.0030.5630.006
2022-03-10T19:22:29LordJuliusManual testing2126224.83987.45701e-130.5701.66318e-12
2022-03-10T19:22:29LordJuliusManual testing2126256.437170.0060.5630.013
2022-03-10T19:22:29LordJuliusManual testing262263--0.327--
2022-03-10T19:22:29LordJuliusManual testing263264--0.654--
2022-03-10T19:22:29LordJuliusManual testing264265--1.245--
2021-01-15T03:12:21Jocelyn LaroucheManual testing265266--2.491--
2021-03-02T21:51:13Jocelyn LaroucheManual testing266267--4.981--
2021-03-03T15:53:35Jocelyn LaroucheManual testing267268--9.96--
2021-12-30T12:54:15Jocelyn LaroucheManual testing268269--19.92--


ECM factoring results:

Old Calculation Method

Total ECM effort:0.348 GHz-days
Estimated T-Level:0.150
DigitsB1CurvesCompleteFacMiss
20110003 / 1000.03097.030%
25500003 / 2800.01198.932%

New Calculation Method

Total ECM effort:0.348 GHz-days
Estimated T-Level:0.150
DigitsB1CompleteFacMiss
20110000.09790.776%
25500000.00999.129%


ECM Summary

B1B2factorcurvesGHz-days
50000500000030.348


Lucas-Lehmer results:
No L-L results for M3000463


PRP results:
dateuseridcompidcofactorsres64PRP
2017-10-27T04:32:47Oliver KruseGTX-0
30004631
97524607125141151
92D8525EEB830A__no
2017-12-10T07:15:54kkmrkkblmbrbkc4.xlarge
30004631
97524607125141151
92D8525EEB830A__no


P-1 factor-bounds graph:
B1 = 6000926, B2 = 1252883940 (P-1 stage 2)
B1 = 1000000, B2 = 244553400 (P-1 stage 2)
B1 = 6000926 (P-1 stage 1)
B1 = 3000463 (P-1 stage 1)
B1 = 310062, B2 = 30004630 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
B1 = 310062 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-05-07T12:33:09+00:00