Log Base 3 of 4

Logarithm Calculator
Log base
x

What is log₃ 4?

Answer

log3 4 ≈
1.2619

log3 is the log base 3.

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

log3 4 is the power you raise 3 to, to get 4: 3y = 4.

3¹ = 3 < 4 < 9 = 3², so 1 < log3 4 < 2

log3 4 = ln 4 / ln 3 ≈ 1.386294 / 1.098612 ≈ 1.2619

Oxy1

Answer point ≈ (4, 1.2619).

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 4 in different bases
BaseNotationValue
eln 4≈ 1.3863
10log 4≈ 0.6021
2log₂ 42
3log₃ 4≈ 1.2619

See Also

Log base 3 of nearby numbers

FAQ

What is log₃ 4?

log₃ 4 ≈ 1.2619

How to calculate log₃ 4 on a calculator?

Divide the natural logs: log₃ 4 = ln 4 / ln 3 ≈ 1.386294 / 1.098612 ≈ 1.2619.

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.