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Log(18)

Log (18) is the decimal logarithm of 18:

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Result:
Simply the Best Logarithm Calculator! Click To Tweet As you can see in our log calculator, log(18) = 1.2552725051033.

Calculate Log 18

To solve the equation log (18) = x using a base distinct from 10 carry out the following steps.
  1. Apply the change of base rule:
    log a (x) = log b (x) / log b (a)
    With b = e:
    log a (x) = ln(x) / ln(a)
  2. Substitute the variables:
    With x = 18, a = 10:
    log (18) = ln(18) / ln(10)
  3. Evaluate the term:
    ln(18) / ln(10)
    = 8.74113642290101 / 2.30258509299405
    = 1.2552725051033
    = Decimal logarithm of 18

Additional Information

  • From the definition of logarithm b y = x ⇔ y = log b(x) follows that 10 1.2552725051033 = 18
  • 10 1.2552725051033 = 18 is the exponential form of log(18)
  • 10 is the logarithm base of log(18)
  • 18 is the argument of log(18)
  • 1.2552725051033 is the exponent or power of 10 1.2552725051033 = 18
BTW: Logarithmic equations have many uses in various contexts in science.

Frequently searched terms on our site include:

FAQs

Log(18) = 1.2552725051033.
Carry out the change of base logarithm operation.
It means the logarithm of 18 with base 10.
Apply the change of base rule, substitute the variables, and evaluate the term.
The value is 1.2552725051033.
In exponential form is 10 1.2552725051033 = 18.
Decimal log of 18 = 1.2552725051033.

For further questions about the logarithm equation, common logarithms, the exponential function or the exponential equation fill in the form at the bottom.

Summary

In conclusion, log 18 = 1.2552725051033.

You now know everything about the decimal logarithm with argument 18 and exponent 1.2552725051033.
Further information, particularly about the binary logarithm, natural logarithm and decadic logarithm can be located in our article logarithm.

Besides the types of logarithms, there, we also shed a light on the terms on the properties of logarithms and the logarithm function, just to name a few.

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Table

Our quick conversion table is easy to use:
log(x) Value
log(17.5)=1.2430380486863
log(17.51)=1.2432861460834
log(17.52)=1.2435341018321
log(17.53)=1.2437819160938
log(17.54)=1.24402958903
log(17.55)=1.2442771208018
log(17.56)=1.2445245115701
log(17.57)=1.2447717614953
log(17.58)=1.2450188707378
log(17.59)=1.2452658394575
log(17.6)=1.2455126678142
log(17.61)=1.2457593559673
log(17.62)=1.246005904076
log(17.63)=1.2462523122993
log(17.64)=1.2464985807958
log(17.65)=1.2467447097238
log(17.66)=1.2469906992416
log(17.67)=1.2472365495068
log(17.68)=1.2474822606771
log(17.69)=1.2477278329097
log(17.7)=1.2479732663618
log(17.71)=1.2482185611901
log(17.72)=1.248463717551
log(17.73)=1.2487087356009
log(17.74)=1.2489536154957
log(17.75)=1.2491983573911
log(17.76)=1.2494429614426
log(17.77)=1.2496874278053
log(17.78)=1.2499317566342
log(17.79)=1.2501759480839
log(17.8)=1.2504200023089
log(17.81)=1.2506639194632
log(17.82)=1.2509076997009
log(17.83)=1.2511513431754
log(17.84)=1.2513948500401
log(17.85)=1.2516382204482
log(17.86)=1.2518814545525
log(17.87)=1.2521245525056
log(17.88)=1.2523675144599
log(17.89)=1.2526103405674
log(17.9)=1.2528530309799
log(17.91)=1.253095585849
log(17.92)=1.2533380053261
log(17.93)=1.2535802895622
log(17.94)=1.2538224387081
log(17.95)=1.2540644529143
log(17.96)=1.2543063323313
log(17.97)=1.254548077109
log(17.98)=1.2547896873972
log(17.99)=1.2550311633456
log(18)=1.2552725051033
log(18.01)=1.2555137128195
log(18.02)=1.255754786643
log(18.03)=1.2559957267224
log(18.04)=1.2562365332059
log(18.05)=1.2564772062417
log(18.06)=1.2567177459775
log(18.07)=1.2569581525609
log(18.08)=1.2571984261393
log(18.09)=1.2574385668598
log(18.1)=1.2576785748692
log(18.11)=1.2579184503141
log(18.12)=1.2581581933408
log(18.13)=1.2583978040955
log(18.14)=1.2586372827241
log(18.15)=1.2588766293721
log(18.16)=1.2591158441851
log(18.17)=1.259354927308
log(18.18)=1.259593878886
log(18.19)=1.2598326990635
log(18.2)=1.2600713879851
log(18.21)=1.2603099457949
log(18.22)=1.260548372637
log(18.23)=1.260786668655
log(18.24)=1.2610248339924
log(18.25)=1.2612628687925
log(18.26)=1.2615007731983
log(18.27)=1.2617385473525
log(18.28)=1.2619761913978
log(18.29)=1.2622137054764
log(18.3)=1.2624510897304
log(18.31)=1.2626883443017
log(18.32)=1.2629254693318
log(18.33)=1.2631624649622
log(18.34)=1.263399331334
log(18.35)=1.2636360685881
log(18.36)=1.2638726768652
log(18.37)=1.2641091563058
log(18.38)=1.2643455070501
log(18.39)=1.2645817292381
log(18.4)=1.2648178230095
log(18.41)=1.265053788504
log(18.42)=1.2652896258608
log(18.43)=1.2655253352191
log(18.44)=1.2657609167176
log(18.45)=1.2659963704951
log(18.46)=1.2662316966899
log(18.47)=1.2664668954402
log(18.48)=1.2667019668841
log(18.49)=1.2669369111592
log(18.5)=1.267171728403

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