is 2 59112883 - 1
has 17794751 decimal digits
takes 131.321 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
Actual27332.359264.3836%550000103125003.48504.0646%35.844265.8312%1.4477%
PrimeNet2692.019662.3188%260000120000002.89795.6405%4.917564.4442%2.1254%
GPU7227332.359264.3836%400000140000003.67534.1453%36.034565.8600%1.4764%
Difference---+150000-3687500-0.1903-0.0807%-0.1903-0.0287%-0.0287%

Known prime factors (1 factor, 91.7 bits, 0.00015504% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
5911288338889377018986115029460848092891.65132894163712998158988
22 × 3 × 23 × 1021 × 4519 × 11117 × 2323561
2012-11-151111723235619,673,4500.44160.7616

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2012-11-15T20:53:00Jwb52zClay550000103125002891.6513.485262.66.9704.065%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-08T00:00:00ANONYMOUSv4_computers21253--2.02988e-5--
1999-12-23T00:00:00ANONYMOUSv4_computers21253--2.02988e-5--
2000-02-09T00:00:00ANONYMOUSv4_computers21254--4.05977e-5--
2000-03-27T00:00:00ANONYMOUSv4_computers21256--0.000--
2001-02-18T00:00:00ANONYMOUSv4_computers21257--0.000--
2001-11-24T00:00:00ANONYMOUSv4_computers21258--0.001--
Missing TF 58 - 59
Missing TF 59 - 60
Missing TF 60 - 61
Missing TF 61 - 62
Missing TF 62 - 63
2008-04-03T20:50:00monstguinness263264--0.033--
2009-01-18T18:39:00BranMuffinLimestone-O1264265--0.063--
2009-01-21T19:37:00BranMuffinLimestone-O1265266--0.126--
2009-01-25T01:23:00BranMuffinLimestone-O1266267--0.253--
2009-02-16T18:35:00Dw2halo2267268--0.506--
2009-06-22T18:37:00dablount36dablount36268269--1.011--
2011-05-17T06:32:00shaugeManual testing269270--2.023--
2011-05-17T06:32:00shaugeManual testing270271--4.045--
2012-08-01T00:28:00XyzzyManual testing271272--8.091--
2012-10-17T01:56:00Son JohanManual testing272273--16.18--


ECM factoring results:
No ECM results for M59112883


Lucas-Lehmer results:
No L-L results for M59112883


PRP results:
No PRP results for M59112883


P-1 factor-bounds graph:
B1 = 550000, B2 = 10312500 (P-1 stage 2)
B1 = 550000 (P-1 stage 1)
103
104
105
106
103
104
105
106
107
108
TF factor-bounds graph:
273
272
271
270
269
268
267
266
265
264
258
257
256
254
253
250
260
270
280
290
2100
Last modified: 2012-11-15T20:53:17+00:00