is 2 10054397 - 1
has 3026676 decimal digits
takes 2.933 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L708A1CA32E3B293Adouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual274380.516767.5676%1000000300000001.09113.9507%381.607868.8489%1.2813%
PrimeNet2640.354062.5000%4500013000000.04793.7475%0.402063.9053%1.4053%
GPU722685.928264.7059%6500015000000.06062.5700%5.988865.6129%0.9071%
Difference+6+374.5884+2.8617%+935000+28500000+1.0306+1.3807%+375.6190+3.2359%+0.3742%

Known prime factors:
No known factors for M10054397

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2003-09-14T00:00:00lozcsv4_computers5000050000---0.021--0.274%
2003-12-02T00:00:00BranMuffinv4_computers5500055000---0.023--0.295%
2011-04-20T03:41:00James Heinrichi7-9201100004400000---0.145--1.788%
2020-08-07T13:07:11ViliamFManual testing100000030000000---1.091--3.951%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-07-30T00:00:00KA9DGXv4_computers21264--0.354--
2011-04-25T02:06:00James HeinrichManual testing264265--0.372--
2015-04-21T15:01:00ThaManual testing265266--0.743--
2015-11-10T09:03:38VictordeHollanderManual testing266267--1.486--
2016-11-20T22:35:25mikrManual testing267268--2.973--
2017-09-24T21:56:23ramgeisManual testing268269--5.946--
2020-06-22T18:01:10ViliamFManual testing269270--11.89--
2021-01-19T20:08:30ViliamFManual testing270271--23.78--
2021-04-27T10:27:02-Anonymous-Manual testing271272--47.57--
2021-04-29T10:29:17-Anonymous-Manual testing272273--95.13--
2021-05-18T19:04:19-Anonymous-Manual testing273274--190.3--


ECM factoring results:
Total ECM effort:1.331 GHz-days
Estimated T-Level:0.577
DigitsB1CompleteFacMiss
20110000.11589.102%
25500000.01198.938%


ECM Summary

B1B2factorcurvesGHz-days
50000500000031.331


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2001-05-06T00:00:00ANONYMOUSv4_computers708A1CA32E3B293A2.933
2003-12-31T00:00:00BranMuffinv4_computers708A1CA32E3B293A2.933


PRP results:
No PRP results for M10054397


P-1 factor-bounds graph:
B1 = 1000000, B2 = 30000000 (P-1 stage 2)
B1 = 1000000 (P-1 stage 1)
B1 = 110000, B2 = 4400000 (P-1 stage 2)
B1 = 110000 (P-1 stage 1)
B1 = 55000 (P-1 stage 1)
B1 = 50000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2021-05-18T19:04:19+00:00