is 2 65137063 - 1
has 19608210 decimal digits
takes 158.003 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual27458.735664.8649%----58.735664.8649%2.0077%
PrimeNet2703.668462.8571%280000130000003.42245.3004%7.090864.8259%1.9687%
GPU7227458.735664.8649%450000140000004.17943.8628%62.915066.2221%1.3572%
Difference----450000-14000000-4.1794-3.8628%-4.1794-1.3572%-1.3572%

Known prime factors (1 factor, 74.4 bits, 0.00011420% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
65137063247170970453865887882732374.388189731436351272
23 × 571 × 751 × 1811 × 30539
2013-07-1018113053996.5210.01190.0130

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2013-07-10T10:20:00Youcef Lhaller2374.388-316.0-0.000%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2003-10-31T00:00:00ANONYMOUSv4_computers?259--0.001--
2004-03-01T00:00:001997rj7v4_computers?260--0.001--
2016-06-28T07:19:02adamManual testing26260--0.002--
2009-01-07T13:49:00Wojciech FlorekManual testing263264--0.030--
2009-03-16T11:52:00David Barleyken2264265--0.057--
2009-03-17T18:39:00David Barleyken2265266--0.115--
2009-03-18T22:35:00David Barleyken2266267--0.229--
2009-03-24T23:46:00AFHOFhomelap0267268--0.459--
2009-10-11T06:16:00ixfd64keyasic-lap2268269--0.918--
2012-01-28T06:54:00ANONYMOUS269270--1.836--
2012-06-25T05:54:00Donna NobleManual testing270271--3.671--
2012-06-25T05:54:00Donna NobleManual testing271272--7.342--
2012-06-25T05:54:00Donna NobleManual testing272273--14.68--
2013-05-05T22:40:00Jerry HallettManual testing273274--29.37--


ECM factoring results:
Exponent "65137063" not found


Lucas-Lehmer results:
Exponent "65137063" not found


PRP results:
Exponent "65137063" not found


P-1 factor-bounds graph:
102
103
104
102
103
104
105
TF factor-bounds graph:
274
273
272
271
270
269
268
267
266
265
264
260
259
250
260
270
280
290
2100
Last modified: 2016-06-28T07:19:02+00:00