Log Base 3 of 8

Logarithm Calculator
Log base
x

What is log₃ 8?

Answer

log3 8 ≈
1.8928

log3 is the log base 3.

≈ — the logarithm is irrational; the value is rounded to 4 decimal places.

log3 8 is the power you raise 3 to, to get 8: 3y = 8.

3¹ = 3 < 8 < 9 = 3², so 1 < log3 8 < 2

log3 8 = ln 8 / ln 3 ≈ 2.079442 / 1.098612 ≈ 1.8928

Oxy1

Answer point ≈ (8, 1.8928).

The curve y = log3 x passes through (1, 0) and (3, 1) and rises: for x > 1 the log is positive, for 0 < x < 1 negative.

Log of 8 in different bases
BaseNotationValue
eln 8≈ 2.0794
10log 8≈ 0.9031
2log₂ 83
3log₃ 8≈ 1.8928

See Also

Log base 3 of nearby numbers

FAQ

What is log₃ 8?

log₃ 8 ≈ 1.8928

How to calculate log₃ 8 on a calculator?

Divide the natural logs: log₃ 8 = ln 8 / ln 3 ≈ 2.079442 / 1.098612 ≈ 1.8928.

What does log without a base mean?

At school and on a calculator, log x without a base is the common log, base 10: log 100 = 2. In Python, math.log(x) is the natural log ln x; in Excel, LN is the natural log and LOG is base 10.