is 273507921-1
has 22,128,090 decimal digits
takes 203.227 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
Actual275104.096464.0000%----104.096464.0000%2.5714%
PrimeNet2703.250761.4286%320,00014,000,0004.27075.5439%7.521466.9725%5.5439%
GPU7227452.047063.5135%500,00017,000,0005.60824.1281%57.655267.6416%4.1281%
Difference+1+52.0494+0.4865%-500,000-17,000,000-5.6082-4.1281%+46.4412-3.6416%-3.6416%

Known prime factors (1 factor, 119.6 bits, 0.00016275% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
73507921103256059027136564971736943207882253737119.6367023464792803524192429339908
22 × 13 × 19 × 157 × 757 × 2213 × 88813 × 495343 × 614377
495,343614,3772015-10-122.508e+92.01174.0413

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2015-10-12T01:58:22apocalypsecapn-tiny-103,256,059,027,136,560-971,736,943,207,882,24037119.636-406.5-nan%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2002-02-17T00:00:00Jocelyn Larouchev4_computers?257--0.000--
2010-08-06T12:42:00ANONYMOUS264265--0.051--
2010-08-12T06:31:00Aliali-s2265266--0.102--
2010-08-17T07:34:00Aliali-s2266267--0.203--
2010-10-23T15:21:00David LOffice267268--0.407--
2010-10-27T10:44:00DRHDRH8268269--0.813--
2012-10-14T04:11:00Stephan GruppgailPC269270--1.627--
2013-08-02T13:32:00GrunwalderGIMPcompute-head270271--3.253--
2015-04-15T17:15:00srow7Manual testing271272--6.506--
2015-09-19T14:50:00RichD0Manual testing272273--13.01--
2015-10-02T12:42:59Guido LorenziniManual testing273274--26.02--
2015-10-08T09:17:12Guido LorenziniManual testing274275--52.05--


ECM factoring results:
Exponent "73507921" not found


Lucas-Lehmer results:
Exponent "73507921" not found


PRP results:
Exponent "73507921" not found


P-1 factor-bounds graph:
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
257
250
260
270
280
290
2100
2110
2120
Last modified: 2015-10-12T01:58:22+00:00