is 2 7069 - 1
has 2128 decimal digits
takes 0.000 GHz-days to do one PRP test
Last-known PrimeNet details:
0 L-L tests remaining
ResidueStatus
L-LB78F7C1046178ECBdouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2674,203.411780.5970%60000000000480000000000039.224123.9333%4,242.6358104.5304%37.0304%
PrimeNet2400.000067.5000%500100000.00002.7980%0.000070.2980%2.7980%
GPU722440.000370.4545%500100000.00001.1353%0.000371.5899%1.1353%
Difference+23+4,203.4114+10.1425%+59999999500+4799999990000+39.2241+22.7980%+4,242.6355+32.9405%+32.9405%

Known prime factors:
No known factors for M7,069

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2001-02-11T00:00:00ANONYMOUSv4_computers1000000100000000---0.001--4.008%
2001-06-23T00:00:00ANONYMOUSv4_computers430000004290000000---0.034--10.130%
2001-08-24T00:00:00ANONYMOUSv4_computers30000000004290000000---0.378--11.183%
2002-06-09T00:00:00ANONYMOUSv4_computers10737418244290000000---0.154--11.230%
2002-06-15T00:00:00ANONYMOUSv4_computers10737418244290000000---0.154--11.230%
2002-08-17T00:00:00ANONYMOUSv4_computers21474836484290000000---0.279--11.219%
2002-10-12T00:00:00ANONYMOUSv4_computers32212254724290000000---0.404--11.172%
2003-02-02T00:00:00ANONYMOUSv4_computers42900000002147483647---0.529--11.121%
2013-04-10T11:50:00Le ComteS761100000000002147483647---1.233--12.530%
2016-11-08T18:42:19mikrS05360000000000480000000000012---39.22--23.933%
2016-11-19T06:11:28ANONYMOUSManual testing100000000000100000000000012---18.37--21.070%


P+1 Factoring results:
dateuseridcompidb1b2startfactordigitsbits*ghz-days
2021-05-12T10:36:16ATH5960X100000000024100000000027--1.767


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-09-22T00:00:00ANONYMOUSv4_computers252253--0.085--
1999-12-30T00:00:00ANONYMOUSv4_computers253254--0.170--
2000-02-23T00:00:00ANONYMOUSv4_computers254255--0.339--
2000-07-17T00:00:00ANONYMOUSv4_computers?256--1.358--
2002-12-25T00:00:00ANONYMOUSv4_computers?257--2.716--
2016-02-23T04:51:12LaurVManual testing257258--2.716--
2010-08-10T14:33:00chalsallManual testing258259--5.432--
2010-11-13T22:36:00monstManual testing259260--10.86--
2012-11-08T17:57:00bcp19Manual testing260261--21.73--
2015-08-11T05:33:00Sid & AndyWoody261262--43.45--
2016-11-29T20:04:13snme2pm1G1262263--138.9--
2017-05-16T09:58:33snme2pm1g10263264--277.7--
2021-01-25T14:18:36Ruslan BorisovManual testing264265--528.6--


ECM factoring results:
Total ECM effort:341,542.297 GHz-days
Estimated T-Level:50.466
DigitsB1CurvesCompleteFacMiss
201100021716 / 100217.1600.000%
255000021716 / 28077.5570.000%
3025000021436 / 64033.4940.000%
35100000020796 / 158013.1620.000%
40300000018916 / 47004.0251.786%
451100000018915 / 97001.95014.226%
504400000017915 / 171001.04835.075%
551100000004330 / 465000.09391.108%
602600000002320 / 1120000.02197.950%
658000000001644 / 3600000.00599.544%

ECM Summary

B1B2factorcurvesGHz-days
5000050000002800.025
250000250000006400.284
10000001000000001,8803.334
1100000011000000001,00019.51
44000000440000000013,5851,060
110000000110000000002,010392.1
260000000317855988451667612,606
850000000148993823979181,07293,233
10000000001907117672461637641,818
290000000010510123721791215695,128
76000000004200000000000004097,282
various10.2405


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2015-04-11T05:58:00MadPooManual testingB78F7C1046178ECB6.00865e-7


PRP results:
Exponent "7069" not found


P-1 factor-bounds graph:
B1 = 60000000000, B2 = 4800000000000 (stage 2)
B1 = 100000000000, B2 = 1000000000000 (stage 2)
B1 = 100000000000 (stage 1)
B1 = 60000000000 (stage 1)
B1 = 10000000000 (stage 1)
B1 = 4290000000 (stage 1)
B1 = 3221225472, B2 = 4290000000 (stage 2)
B1 = 3221225472 (stage 1)
B1 = 3000000000, B2 = 4290000000 (stage 2)
B1 = 3000000000 (stage 1)
B1 = 2147483648, B2 = 4290000000 (stage 2)
B1 = 2147483648 (stage 1)
B1 = 1073741824, B2 = 4290000000 (stage 2)
B1 = 1073741824 (stage 1)
B1 = 43000000, B2 = 4290000000 (stage 2)
B1 = 43000000 (stage 1)
B1 = 1000000, B2 = 100000000 (stage 2)
B1 = 1000000 (stage 1)
105
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1011
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TF factor-bounds graph:
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264
263
262
261
260
259
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2100
Last modified: 2021-05-12T10:36:16+00:00