is 252884527-1
has 15,919,829 decimal digits
takes 101.313 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
Actual2681.127161.7647%----1.127161.7647%-0.5541%
PrimeNet2692.257562.3188%240,00010,000,0002.14385.3295%4.401367.6483%5.3295%
GPU7227336.170264.3836%360,00012,000,0002.76173.9105%38.931968.2941%3.9105%
Difference-5-35.0431-2.6189%-360,000-12,000,000-2.7617-3.9105%-37.8048-6.5294%-6.5294%

Known prime factors (1 factor, 121.0 bits, 0.00022877% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
52884527262781776792240632317268573337267187337120.98324844864055628277843656290368
26 × 653 × 2953 × 29297 × 161869 × 172021 × 246781
172,021246,7812010-08-052.734e+90.48920.9725

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2010-08-05T15:31:00kurlyslice-262,781,776,792,240,640-317,268,573,337,267,20037120.983-202.6-nan%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-12-01T00:00:00ANONYMOUSv4_computers?253--2.26895e-5--
2000-01-04T00:00:00ANONYMOUSv4_computers?253--2.26895e-5--
2000-02-23T00:00:00ANONYMOUSv4_computers?254--4.53790e-5--
2000-05-10T00:00:00ANONYMOUSv4_computers?256--0.000--
2001-07-17T00:00:00ANONYMOUSv4_computers?257--0.000--
2002-06-02T00:00:00ANONYMOUSv4_computers?258--0.001--
2004-03-26T00:00:001997rj7v4_computers?260--0.001--
2008-08-07T00:00:00ANONYMOUSv4_computers?263--0.019--
2008-11-21T12:43:00DerekManual testing?264--0.037--
2008-12-14T11:11:00Sturle Sundegraun.ifi264265--0.071--
2008-12-21T11:59:00ANONYMOUS265266--0.141--
2008-12-21T16:28:00ANONYMOUS266267--0.283--
2009-04-27T19:33:00ANONYMOUSCarnegie13267268--0.565--


ECM factoring results:
Exponent "52884527" not found


Lucas-Lehmer results:
Exponent "52884527" not found


PRP results:
Exponent "52884527" not found


P-1 factor-bounds graph:
TF factor-bounds graph:
268
267
266
265
264
263
260
258
257
256
254
253
250
260
270
280
290
2100
2110
2120
2130
Last modified: 2010-08-05T15:31:00+00:00