Logarithm by Base Calculator ← Calculator LibraryAlgebra and number theoryLogarithm by Base CalculatorFind log base b of x. StyleModernVintageRetro x (positive) Base (positive, not 1) Calculate & explainReset example Open Dual Calculators → Share this page Share Facebook X LinkedIn Reddit Pinterest WhatsApp Telegram Threads Bluesky Tumblr Email Text Copy link Save this math resource for laterSave to Pinterest