is 2 80126297 - 1
has 24120419 decimal digits
takes 250.033 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
Actual27595.498164.0000%670000127300006.00463.7112%101.502765.3360%1.3360%
PrimeNet2715.966661.9718%340000160000005.39895.2478%11.365463.9675%1.9956%
GPU7227595.498164.0000%500000170000006.32993.7835%101.828065.3621%1.3621%
Difference---+170000-4270000-0.3253-0.0723%-0.3253-0.0260%-0.0260%

Known prime factors (1 factor, 83.3 bits, 0.00010392% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
80126297116476692220173357007856872683.26872683186782095619
44029 × 489977 × 3369143
2016-12-04489977336914327,0892.92684.5120

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-12-04T10:59:10Jwb52zClay670000127300002683.2686.005500.112.013.711%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-12-03T17:20:00Architects Cubedm1_03264265--0.047--
2010-12-16T07:30:00Marco FrühbeisWHS265266--0.093--
2013-01-26T12:42:00phoenicisManual testing266267--0.187--
2013-01-30T00:51:00rjbelansManual testing267268--0.373--
2013-01-31T20:48:00SMoffatManual testing268269--0.746--
2013-02-02T00:43:00Florimond C.ichthys1269270--1.492--
2013-05-31T18:12:00PascalBieriManual testing270271--2.984--
2014-11-09T10:34:00Stef42Manual testing271272--5.969--
2016-09-12T02:32:38Matthias WurtingerManual testing272273--11.94--
2016-09-12T02:32:38Matthias WurtingerManual testing273274--23.88--
2016-09-12T02:32:38Matthias WurtingerManual testing274275--47.75--


ECM factoring results:
No ECM results for M80126297


Lucas-Lehmer results:
No L-L results for M80126297


PRP results:
No PRP results for M80126297


P-1 factor-bounds graph:
B1 = 670000, B2 = 12730000 (P-1 stage 2)
B1 = 670000 (P-1 stage 1)
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TF factor-bounds graph:
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2100
Last modified: 2016-12-04T10:59:10+00:00