is 2 92000399 - 1
has 27694880 decimal digits
takes 333.246 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
1 primality tests remaining
ResidueStatus
L-L78BF1E2B101017__
needs double-check
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual277332.696064.9351%25000006000000029.58454.8610%362.280566.6396%1.7045%
PrimeNet2715.196561.9718%400000180000007.13725.5587%12.333764.0857%2.1139%
GPU7227583.172664.0000%600000220000009.27514.1411%92.447665.4908%1.4908%
Difference+2+249.5234+0.9351%+1900000+38000000+20.3094+0.7199%+269.8329+1.1488%+1.1488%

Known prime factors (1 factor, 94.8 bits, 0.00010301% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
92000399337769582093996355212833465932994.770183569628917585648304
24 × 34 × 7 × 439 × 1123973 × 41008831
2020-11-2311239734100883164,221,78217.31721.918

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2014-11-19T17:18:00timbittimcpui5105000032025000---14.38--3.947%
2020-11-23T09:51:11mikrNitron250000060000000122994.77029.58666.559.174.861%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2011-01-08T21:20:00Architects Cubedm1_67264265--0.041--
2013-06-28T11:36:00David CampeauManual testing265266--0.081--
2014-05-02T10:28:00ANONYMOUSManual testing266267--0.162--
2014-05-14T17:20:00ANONYMOUSManual testing267268--0.325--
2014-05-18T11:52:00PascalBieriManual testing268269--0.650--
2014-05-21T22:39:00PascalBieriManual testing269270--1.300--
2014-09-08T18:41:00Red RavenManual testing270271--2.599--
2017-09-16T11:15:56mognutsManual testing271272--5.198--
2017-10-31T08:15:15One ManManual testing272273--10.40--
2017-12-18T16:40:12One ManManual testing273274--20.79--
2017-12-18T18:40:12One ManManual testing274275--41.59--
2017-12-18T21:40:12One ManManual testing275276--83.17--
2017-12-19T03:40:14One ManManual testing276277--166.3--


ECM factoring results:
No ECM results for M92000399


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2018-01-30T14:03:17One ManManual testing78BF1E2B101017__333.2


PRP results:
No PRP results for M92000399


P-1 factor-bounds graph:
B1 = 2500000, B2 = 60000000 (P-1 stage 2)
B1 = 1050000, B2 = 32025000 (P-1 stage 2)
B1 = 2500000 (P-1 stage 1)
B1 = 1050000 (P-1 stage 1)
105
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108
TF factor-bounds graph:
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2100
Last modified: 2020-11-23T10:21:23+00:00