is 249408277-1
has 14873374 decimal digits
takes 90.513 GHz-days to do one L-L test
Last-known PrimeNet details:
0 L-L tests remaining
ResidueStatus
L-LDCF3767D8E3062AAdouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual27477.433764.8649%1000000200000005.40614.4096%82.839869.2745%6.9557%
PrimeNet2692.416362.3188%22000090000001.85515.1241%4.271467.4429%5.1241%
GPU7227338.715164.3836%320000100000002.25093.6771%40.966068.0607%3.6771%
Difference+1+38.7186+0.4813%+680000+10000000+3.1551+0.7325%+41.8738+1.2138%+1.2138%

Known prime factors (1 factor, 138.6 bits, 0.00028045% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
4940827751489321787695973193163988277989246283527342138.5635210596777913948830189321141272468
22 × 33 × 53 × 137 × 487 × 5717 × 29021 × 78929 × 191473 × 5441437
19147354414372020-10-223.321e+91.26841.4708

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2010-03-29T06:28:00ANONYMOUS785000785000---2.085--1.755%
2020-10-22T21:43:05Sid & AndyMagic_8_Ball1000000200000001242138.5635.406181.010.814.410%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2003-11-28T00:00:00Team Prime Ribv4_computers?259--0.001--
2007-08-14T00:00:001997rj7v4_computers?263--0.020--
2008-06-03T14:50:00ANONYMOUSManual testing?264--0.040--
2008-08-07T00:00:00tmorrowv4_computers?269--1.210--
2015-08-13T08:13:00LaurVManual testing269270--2.420--
2015-10-17T05:48:44LaurVManual testing270271--4.840--
2015-11-10T11:59:57LaurVManual testing271272--9.68--
2017-09-14T20:45:07Sid & AndyManual testing272273--19.36--
2019-07-22T06:40:05Sid & AndyManual testing273274--38.72--


ECM factoring results:
Exponent "49408277" not found


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2011-04-04T11:20:00BruceTIGGERDCF3767D8E3062AA90.51
2018-09-10T05:07:42Dax MickelsonGPO-RTP-mprime110DCF3767D8E3062AA90.51


PRP results:
Exponent "49408277" not found


P-1 factor-bounds graph:
B1 = 1000000, B2 = 20000000 (stage 2)
B1 = 1000000 (stage 1)
B1 = 785000 (stage 1)
104
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104
105
106
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108
TF factor-bounds graph:
274
273
272
271
270
269
264
263
259
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270
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290
2100
2110
2120
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2140
Last modified: 2020-10-22T21:43:05+00:00