is 271952319-1
has 21,659,807 decimal digits
takes 192.373 GHz-days to do one L-L test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual275106.346964.0000%620,00012,245,0004.85903.5986%111.205967.5986%6.1701%
PrimeNet2703.321061.4286%300,00014,000,0004.05675.4850%7.377666.9135%5.4850%
GPU7227453.172263.5135%500,00017,000,0005.42344.1172%58.595767.6307%4.1172%
Difference+1+53.1747+0.4865%+120,000-4,755,000-0.5645-0.5186%+52.6102-0.0321%-0.0321%

Known prime factors (1 factor, 122.7 bits, 0.00017056% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
71952319877257536080352825670354456509493567137122.72260961032825109696997420920965
32 × 5 × 112 × 20789 × 26821 × 45841 × 615497 × 711649
615,497711,6492015-03-121.944e+92.40644.8562

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2015-03-12T23:13:00NesowaIceblock620,00012,245,0001237122.7224.859384.79.723.599%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2002-05-11T00:00:00Jocelyn Larouchev4_computers?257--0.000--
2008-10-07T09:33:00Wojciech FlorekManual testing?264--0.027--
2010-05-03T13:39:00wavelet3000elixir2264265--0.052--
2010-05-14T19:48:00angel63AGGG75265266--0.104--
2010-05-16T05:32:00jnayegandhilhome266267--0.208--
2010-05-24T18:58:00ANONYMOUS267268--0.415--
2010-05-25T05:15:00KivKiv-DESKTOP268269--0.831--
2012-08-16T01:40:00ANONYMOUSv4_computers?270--1.662--
2012-11-23T09:39:00SMorgan270271--3.323--
2015-02-11T00:24:00RichD0Manual testing271272--6.647--
2015-02-18T08:50:00NickOfTimeManual testing272273--13.29--
2015-02-18T08:50:00NickOfTimeManual testing273274--26.59--
2015-03-08T20:00:00fre_gamesManual testing274275--53.17--


ECM factoring results:
Exponent "71952319" not found


Lucas-Lehmer results:
Exponent "71952319" not found


PRP results:
Exponent "71952319" not found


P-1 factor-bounds graph:
B1 = 620,000, B2 = 12,245,000 (stage 2)
B1 = 620,000 (stage 1)
104
105
106
104
105
106
107
108
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
264
257
250
260
270
280
290
2100
2110
2120
2130
Last modified: 2015-03-12T23:13:00+00:00