Number Base Converter
How to convert between number bases
- Type a whole number.
- Enter the base it is written in: 2 for binary, 8 for octal, 10 for decimal or 16 for hex.
- See it in binary, octal, decimal, hex and one more base of your choice.
Frequently asked questions
How large can the number be?
As large as you like: it uses whole-number arithmetic with no limit on size.
Does it handle fractions?
No, whole numbers only.
More engineering calculators
Ohm's Law CalculatorResistor Color Code CalculatorVoltage Divider CalculatorLED Resistor CalculatorSeries and Parallel CalculatorVoltage Drop CalculatorWire Gauge ChartBattery Life Calculator555 Timer CalculatorTorque CalculatorGear Ratio CalculatorPulley and Belt CalculatorBeam Deflection CalculatorConcrete CalculatorRebar CalculatorBoard Feet CalculatorPaint CalculatorFlooring CalculatorRoof Pitch CalculatorPipe Flow CalculatorReynolds Number CalculatorHeat Loss CalculatorBTU CalculatorSignificant Figures CalculatorScientific Notation ConverterEngineering Notation ConverterTolerance Stack-Up CalculatorScrew Thread ChartSubnet CalculatorDownload Time CalculatorAspect Ratio Calculator