is 2 65699861 - 1
has 19777629 decimal digits
takes 159.368 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
Actual27214.556163.8889%----14.556163.8889%0.0000%
PrimeNet2703.637062.8571%280000130000003.42245.3061%7.059464.8280%1.9708%
GPU7227458.232564.8649%450000150000004.37103.9188%62.603566.2417%1.3769%
Difference-2-43.6764-0.9760%-450000-15000000-4.3710-3.9188%-48.0474-2.3528%-2.3528%

Known prime factors (1 factor, 76.4 bits, 0.00011623% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
65699861973443795123528964600812376.366740826373379640
23 × 3 × 5 × 2437 × 17327 × 146203
2014-02-0217327146203245.040.08560.1240

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2014-02-02T16:45:00TheJudgerManual testing2376.366-318.7-0.000%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2003-11-16T00:00:00ANONYMOUSv4_computers21259--0.001--
2004-07-13T00:00:001997rj7v4_computers21260--0.002--
2022-03-30T15:47:25LordJuliusManual testing260263--0.022--
2009-01-20T06:46:00Wojciech FlorekManual testing263264--0.030--
2010-01-19T07:13:00ANONYMOUS264265--0.057--
2010-02-17T13:46:00Per Jessenrainbow265266--0.114--
2010-02-19T13:44:00Michael Hanschoimbm-heimo266267--0.227--
2010-02-23T14:08:00Michael Hanschoimbm-heimo267268--0.455--
2010-02-25T09:19:00MoroMoro_s_FS_PC268269--0.910--
2012-01-23T20:15:00rx7350RMCpc1269270--1.820--
2012-06-16T10:43:00sikafarmi_rendering_farmManual testing270271--3.640--
2014-01-01T15:53:00bayanneManual testing271272--7.279--


ECM factoring results:
No ECM results for M65699861


Lucas-Lehmer results:
No L-L results for M65699861


PRP results:
No PRP results for M65699861


P-1 factor-bounds graph:
103
104
105
103
104
105
106
TF factor-bounds graph:
272
271
270
269
268
267
266
265
264
263
260
259
250
260
270
280
290
2100
Last modified: 2022-03-30T15:47:25+00:00