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    Log Base 2 of 4

    Logarithm Calculator
    Log base
    x

    What is log₂ 4?

    Answer

    log2 4 =
    2

    log2 is the log base 2.

    log2 4 is the power you raise 2 to, to get 4: 2y = 4.

    2² = 4 ✓

    Oxy1

    Answer point (4, 2).

    The curve y = log2 x passes through (1, 0) and (2, 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

    See Also

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    https://calculat.io/en/number/logarithm/2--4Copy
    <a href="https://calculat.io/en/number/logarithm/2--4">Log Base 2 of 4 (log₂ 4) - Calculatio</a>Copy
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    Log Base 2 of 4 (log₂ 4). log₂ 4 = 2: the power you raise 2 to, to get 4. With the check and the graph.
    https://calculat.io/en/number/logarithm/2--4/generated.jpgCopy

    Log base 2 of nearby numbers

    xlog₂ x
    10
    21
    3≈ 1.5850
    42
    5≈ 2.3219
    6≈ 2.5850
    7≈ 2.8074
    Recalculate with different values ↑

    FAQ

    What is log₂ 4?

    log₂ 4 = 2

    How to find log₂ 4 without a calculator?

    Write 4 as a power of 2: 4 = 2². The exponent is the answer: log₂ 4 = 2.

    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.

    See Also