Logarithm Calculator

Calculate Log base 10, Natural Log (ln), custom base logarithms, and Anti-logs instantly with mathematical precision.

📐 Math Configuration

Custom Base log_b(x)

Common Log log₁₀(x)

Natural Log ln(x)

Anti-Log b^x

Base (b) Must be > 0 and ≠ 1

Value (x) Must be > 0

Results update automatically.

log₂(8) = ?

Calculated Result