is 2 30459389 - 1
has 9169190 decimal digits
takes 31.729 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 LL tests remaining
ResidueStatus
L-LA0F81083EE0B51F1double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual27115.695664.7887 %34000042500000.83533.5662 %16.530966.0444 %
Target27115.695664.7887 %200000300000002.75443.5672 %18.450066.0448 %
Difference---+140000-25750000-1.9191-0.0009 %-1.9191-0.0003 %

Known prime factors (1 factor, 69.6 bits, 0.00022865% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
304593899238488139887953577772169.64615165255185992
23 × 90523 × 20941163
2012-02-1690523209411636.00291.85263.2186

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2006-05-12ANONYMOUSv4_computers3400004250000--0.8353.566%
2012-02-16Craig MeyersManual testing2169.6461.3730.000%


Trial Factoring results:
575859606162636465666768697071
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2001-09-16Net_Forcev4_computers212560.000
2003-06-30AxelFoxv4_computers212600.003
2005-01-10markrv4_computers212620.010
2005-08-01TheJudgerv4_computers212670.491
2011-05-17UngelovendeManual testing2672680.981
2022-02-05masserManual testing268269
2022-02-26masserManual testing269270
69.646
21
2022-03-08masserManual testing270271


ECM factoring results:
No ECM results for M30459389


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2006-05-29ANONYMOUSv4_computersA0F81083EE0B51F131.73


PRP results:
No PRP results for M30459389


CERT results:
No CERT results for M30459389


P-1 factor-bounds graph:
B1 = 340000, B2 = 4250000 (P-1 stage 2)
B1 = 340000 (P-1 stage 1)
103
104
105
106
103
104
105
106
107
108
TF factor-bounds graph:
271
270
269
268
267
262
260
256
this exponent TF target: 71
TF double-checked to: 67
250
260
270
280
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Last modified: 2024-03-13T02:15:48+00:00