is 2 82286773 - 1
has 24770787 decimal digits
takes 256.775 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
Actual27592.990764.0000%6850006850003.09941.5919%96.090264.5731%0.5731%
PrimeNet2715.809961.9718%340000160000005.39895.2648%11.208863.9739%2.0021%
GPU7227592.990764.0000%550000180000006.79033.8882%99.781165.3998%1.3998%
Difference---+135000-17315000-3.6909-2.2963%-3.6909-0.8267%-0.8267%

Known prime factors (1 factor, 75.7 bits, 0.00009205% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
82286773631963688146563741996712375.742384000772606895
5 × 79 × 467 × 7499 × 277597
2017-07-097499277597168.570.10050.1278

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-07-10T02:52:50Jwb52zClay6850006850002375.7423.099513.56.1991.592%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-12-17T19:20:00Architects Cubedm1_69264265--0.045--
2012-08-06T17:06:00Carsten KossendeyManual testing265266--0.091--
2013-01-28T21:07:00natha(net)Sado-kun266267--0.182--
2013-02-02T00:41:00ITSCP-CP-1267268--0.363--
2013-02-05T07:53:00Stefan Meissnerdbserver268269--0.727--
2013-06-18T18:35:00Cow_tippingManual testing269270--1.453--
2013-07-13T09:03:00PascalBieriManual testing270271--2.906--
2016-11-01T06:55:07Judge HaleManual testing271272--5.812--
2016-11-01T07:55:07Judge HaleManual testing272273--11.62--
2016-12-07T21:45:32RichD0Manual testing273274--23.25--
2016-12-12T22:51:43TheJudgerManual testing274275--46.50--


ECM factoring results:
No ECM results for M82286773


Lucas-Lehmer results:
No L-L results for M82286773


PRP results:
No PRP results for M82286773


P-1 factor-bounds graph:
B1 = 685000 (P-1 stage 1)
102
103
104
105
106
102
103
104
105
106
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
250
260
270
280
290
2100
Last modified: 2017-07-10T02:52:50+00:00