is 252999-1
has 15,955 decimal digits
takes 0.000 GHz-days to do one L-L test
Last-known PrimeNet details:
0 L-L tests remaining
ResidueStatus
L-LC08E17483EE62A97double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26330.114174.6032%1,000,000,00012,721,806,059,616992.416030.4225%1,022.5301105.0257%45.0257%
PrimeNet2400.000060.0000%55010,0000.00004.8915%0.000064.8915%4.8915%
GPU722440.000063.6364%50010,0000.00002.0743%0.000065.7107%2.0743%
Difference+19+30.1140+10.9668%+999,999,500+12,721,806,049,616+992.4160+28.3482%+1,022.5300+39.3150%+39.3150%

Known prime factors (1 factor, 134.4 bits, 0.25367569% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
529992965866059041528889831879825255000418683941134.446279803964135316599353938737075699581
7 × 151 × 98947 × 63544739 × 669520493 × 62882930057
669,520,4936.28829e+102017-01-263.455e+125.80399.1495

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2001-04-29T00:00:00ANONYMOUSv4_computers100,00010,000,000---0.001--3.434%
2001-08-18T00:00:00Alex Kruppav4_computers1,000,000100,000,000---0.009--7.291%
2002-04-28T00:00:00ANONYMOUSv4_computers16,3841,638,400---0.000--1.363%
2002-06-09T00:00:00ANONYMOUSv4_computers32,7683,276,800---0.000--2.040%
2002-07-20T00:00:00ANONYMOUSv4_computers65,5366,553,600---0.001--2.865%
2003-02-02T00:00:00ANONYMOUSv4_computers131,07213,107,200---0.001--3.824%
2003-03-27T00:00:00ANONYMOUSv4_computers262,14426,214,400---0.002--4.903%
2003-04-27T00:00:00ANONYMOUSv4_computers1,048,576104,857,600---0.010--7.382%
2003-06-01T00:00:00ANONYMOUSv4_computers2,097,152209,715,200---0.019--8.759%
2003-07-30T00:00:00ANONYMOUSv4_computers4,194,304419,430,400---0.038--10.199%
2003-10-23T00:00:00ANONYMOUSv4_computers8,388,608838,860,800---0.077--11.680%
2003-10-31T00:00:00ANONYMOUSv4_computers16,777,2161,677,721,600---0.153--13.183%
2012-02-17T11:13:00Jocelyn LaroucheManual testing18,726,41018,726,410---0.027--6.179%
2012-04-26T14:10:00alpertronManual testing100,000,0002,000,000,000---0.291--14.353%
2017-01-27T02:52:49kkmrkkblmbrbkManual testing1,000,000,00012,721,806,059,61641134.446992.40.0001,98530.422%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-10-29T00:00:00ANONYMOUSv4_computers252253--0.011--
2000-03-27T00:00:00ANONYMOUSv4_computers?254--0.045--
2000-09-08T00:00:00ANONYMOUSv4_computers?256--0.181--
2002-11-02T00:00:00ANONYMOUSv4_computers?257--0.362--
2016-02-23T04:50:51LaurVManual testing257258--0.362--
2016-02-23T04:51:04LaurVManual testing258259--0.724--
2009-02-08T06:07:00Sturle Sundeletov.ifi259260--1.449--
2013-11-30T01:23:00LaurVManual testing260261--2.898--
2015-01-08T15:44:00Sid & AndyMrs_Potato_Head261262--5.796--
2015-12-23T21:50:23snme2pm1G1262263--18.52--


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
250,00025,000,0001330.684
3,000,000300,000,00026116.11


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2015-04-11T05:58:00MadPooManual testingC08E17483EE62A975.22629e-5


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T20:02:38Oliver KruseOllaptop5EA7E928A185CB__?
2017-09-21T21:39:15Oliver KruseManual testing5EA7E928A185CB__?
2017-10-02T11:02:53kkmrkkblmbrbkManual testing
29658660590415288898318798252550004186839
5EA7E928A185CB__no
2017-12-07T03:20:59ATHxps
29658660590415288898318798252550004186839
5EA7E928A185CB__no
2020-04-17T13:45:28Oliver KruseAddPrpType5
29658660590415288898318798252550004186839
9530509BA4587C__no


P-1 factor-bounds graph:
B1 = 1,000,000,000, B2 = 12,721,806,059,616 (stage 2)
B1 = 1,000,000,000 (stage 1)
B1 = 100,000,000, B2 = 2,000,000,000 (stage 2)
B1 = 16,777,216, B2 = 1,677,721,600 (stage 2)
B1 = 100,000,000 (stage 1)
B1 = 8,388,608, B2 = 838,860,800 (stage 2)
B1 = 4,194,304, B2 = 419,430,400 (stage 2)
B1 = 18,726,410 (stage 1)
B1 = 16,777,216 (stage 1)
B1 = 2,097,152, B2 = 209,715,200 (stage 2)
B1 = 8,388,608 (stage 1)
B1 = 1,048,576, B2 = 104,857,600 (stage 2)
B1 = 1,000,000, B2 = 100,000,000 (stage 2)
B1 = 4,194,304 (stage 1)
B1 = 2,097,152 (stage 1)
B1 = 262,144, B2 = 26,214,400 (stage 2)
B1 = 1,048,576 (stage 1)
B1 = 1,000,000 (stage 1)
B1 = 131,072, B2 = 13,107,200 (stage 2)
B1 = 100,000, B2 = 10,000,000 (stage 2)
B1 = 65,536, B2 = 6,553,600 (stage 2)
B1 = 262,144 (stage 1)
B1 = 32,768, B2 = 3,276,800 (stage 2)
B1 = 131,072 (stage 1)
B1 = 16,384, B2 = 1,638,400 (stage 2)
B1 = 100,000 (stage 1)
B1 = 65,536 (stage 1)
B1 = 32,768 (stage 1)
B1 = 16,384 (stage 1)
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TF factor-bounds graph:
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Last modified: 2020-04-17T13:45:28+00:00