is 22001511-1
has 602,515 decimal digits
takes 0.132 GHz-days to do one L-L test
Last-known PrimeNet details:
0 L-L tests remaining
ResidueStatus
L-L0BD6D2C55A43967Fdouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26829.779969.1176%100,000,0005,000,000,00034.985615.1503%64.765584.2679%20.4748%
PrimeNet2580.019263.7931%8,000140,0000.00142.4792%0.020666.2723%2.4792%
GPU722620.306966.1290%8,000110,0000.00131.2368%0.308267.3659%1.2368%
Difference+6+29.4730+2.9886%+99,992,000+4,999,890,000+34.9843+13.9134%+64.4573+16.9020%+16.9020%

Known prime factors (1 factor, 133.9 bits, 0.00668839% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
20015111988566171134438941542850750528235495883341133.8694967662358923930324496969415926856
23 × 33 × 47 × 83 × 199 × 307 × 8713 × 11087 × 874543 × 1142267939
874,5431.14227e+92013-11-119.022e+106.012111.082

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2002-04-28T00:00:00Jocelyn Larouchev4_computers2,0002,000---0.000--0.017%
2002-04-28T00:00:00Jocelyn Larouchev4_computers4,0004,000---0.000--0.046%
2002-04-28T00:00:00Jocelyn Larouchev4_computers10,00010,000---0.001--0.132%
2003-11-16T00:00:00ANONYMOUSv4_computers2,048204,800---0.001--0.220%
2007-02-05T00:00:00markrv4_computers25,000387,500---0.004--1.056%
2007-02-05T00:00:00markrv4_computers50,0001,000,000---0.010--1.679%
2010-11-21T03:27:00Jocelyn LaroucheManual testing200,151200,151---0.019--1.162%
2013-02-17T08:00:00BloodIceMjolnir46,000,00060,000,000---0.853--7.391%
2013-06-11T20:59:00BloodIceMjolnir410,000,000200,000,000---1.940--9.241%
2013-11-11T19:27:00BloodIceMjolnir4100,000,0005,000,000,00041133.86934.990.26369.9715.150%
2016-03-17T19:19:22alpertronManual testing500,00015,000,00012---0.123--4.650%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-01-02T00:00:00ANONYMOUSv4_computers?258--0.019--
2009-01-02T22:26:00Sturle Sundeagrell.ifi260261--0.077--
2011-12-23T09:11:00Sebastian HornbostelManual testing261262--0.153--
2013-02-03T01:39:00dbaughManual testing262263--0.490--
2013-02-28T12:23:00BloodIceManual testing263264--0.981--
2013-02-28T12:23:00BloodIceManual testing264265--1.867--
2013-02-28T12:23:00BloodIceManual testing265266--3.734--
2013-07-16T17:12:00BloodIceManual testing266267--7.467--
2013-07-16T17:12:00BloodIceManual testing267268--14.93--


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
50,0005,000,00028123.77


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
1999-05-02T00:00:00ANONYMOUSv4_computers0BD6D2C55A43967F0.132
2012-06-18T13:19:00Gaurav KhannaManual testing0BD6D2C55A43967F0.132


PRP results:
dateuseridcompidcofactorsres64PRP
2017-10-05T19:07:16Oliver KruseGTX-2
19885661711344389415428507505282354958833
2D0FED88C61EF355no
2017-11-13T10:09:48kkmrkkblmbrbkold
19885661711344389415428507505282354958833
2D0FED88C61EF3__no


P-1 factor-bounds graph:
B1 = 100,000,000, B2 = 5,000,000,000 (stage 2)
B1 = 100,000,000 (stage 1)
B1 = 10,000,000, B2 = 200,000,000 (stage 2)
B1 = 10,000,000 (stage 1)
B1 = 6,000,000, B2 = 60,000,000 (stage 2)
B1 = 6,000,000 (stage 1)
B1 = 500,000, B2 = 15,000,000 (stage 2)
B1 = 500,000 (stage 1)
B1 = 200,151 (stage 1)
B1 = 50,000, B2 = 1,000,000 (stage 2)
B1 = 50,000 (stage 1)
B1 = 25,000, B2 = 387,500 (stage 2)
B1 = 25,000 (stage 1)
B1 = 2,048, B2 = 204,800 (stage 2)
B1 = 10,000 (stage 1)
B1 = 4,000 (stage 1)
B1 = 2,048 (stage 1)
B1 = 2,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2017-11-13T10:09:48+00:00