is 2 116476309 - 1
has 35062863 decimal digits
takes 537.894 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP1D4BE5EFFD0AE074PRP-tested

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual277262.784564.9351 %6000003560403016.78813.8376 %279.572666.2807 %
Target276131.391564.4737 %70000013000000051.85944.0758 %183.250965.9217 %
Difference+1+131.3930+0.4614 %-100000-94395970-35.0713-0.2383 %+96.3217+0.3590 %

Known prime factors:
No known factors for M116476309

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2022-09-23SyauqiAcolab_6_260000035604030--17.834.223%


Trial Factoring results:
575859606162636465666768697071727374757677
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-05-10Torchwood InstitutePH95002632640.017
2010-10-17monstolpc2642650.032
2012-06-28Mr-PlonkLinux-i72652660.064
2014-12-04burnst2_souTutor_Terminal2662670.128
2015-04-12bunddogManual testing2672680.257
2015-05-05cnaTb_xo4yWin72682690.513
2015-07-09Smok_bmvManual testing2692701.027
2015-09-17Smok_bmvManual testing2702712.053
2015-10-05JMGarciaformacion2712724.106
2020-04-25SRBaseManual testing2722738.212
2021-01-28bayanneManual testing27327416.42
2021-06-10TheJudgerManual testing27427698.54
2021-08-11rushynManual testing276277131.4


ECM factoring results:
No ECM results for M116476309


Lucas-Lehmer results:
No L-L results for M116476309


PRP results:
dateuseridcompidcofactorsres64
2023-03-08Naegi MakotoManual testing1D4BE5EFFD0AE074


CERT results:
dateuseridcompid
2023-03-09Simon Josefssoncto7


P-1 factor-bounds graph:
B1 = 600000, B2 = 35604030 (P-1 stage 2)
B1 = 600000 (P-1 stage 1)
104
105
106
104
105
106
107
108
TF factor-bounds graph:
277
276
274
273
272
271
270
269
268
267
266
265
264
this exponent TF target: 76
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00