Units ConverterChange any value for instant conversion to other units within same group. | ||||||||
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Length: |
millimetres(mm) | = | inches(") | = | feet, / inches | |||
| metres(m) | = | feet(') | = | yards | ||||
| kilometres(km) | = | miles(mi) | = | light years | ||||
| microns(µm) | = | nanometres(nm) | = | Planck lengths | ||||
Area: |
square cm(cm²) | = | square inches(inch²) | = | square feet(ft²) | |||
| square metres(m²) | = | hectares(ha) | = | acres | ||||
| square km(km²) | = | square miles(mi²) | = | football pitches | ||||
Weight: |
grammes(g) | = | ounces(oz) | = | tonnes(t) | |||
| kilogram(kg) | = | pounds(lb) | = | stone | ||||
Temperature: |
Celsius(°C) | = | Fahrenheit(°F) | = | Kelvin(K) | |||
Number Types: |
decimal(n10) | = | hexadecimal(n16) | = | octal(n8) | |||
| Roman | = | binary(n2) | ||||||
Volume: |
cubic cm(cc/ml) | = | cubic inches(inch³) | = | cubic feet(ft³) | |||
| litres(l) | = | pints(UK) | = | gallons(UK) | ||||
| cubic metres(m³) | = | pints(US) | = | gallons(US) | ||||
Pressure: |
millibars(mb) | = | inches Hg | = | altitude(metres) | |||
| bar | = | kilopascals(kPa) | = | psi | ||||
Angle: |
degrees(°) | = | radians(rad) | = | V |
cardinal direction | ||
| revolutions | = | % gradient | = | 1 in gradient | ||||
Fuel Usage: |
litres/100km | = | miles/gallon(UK) | = | miles/gallon(US) | |||
Power: |
watts(W) | = | kilowatts(kW) | = | horsepower(hp) | |||
Energy: |
kilowatt hours(kWh) | = | Thermal Units (BTU) | = | kilocalories | |||
Speed: |
metres/sec(m/s) | = | km/hour(kph) | = | miles/hour(mph) | |||
| millimetres/sec | = | metres/minute | = | %light speed(%c) | ||||
Notes: |
Large/small numbers represented by powers of 10 in "e±XX" format, e.g. 51.8e+06 = 51.8 x 106 = 51.8 mega. List of multipliers shown to right. Note, hexadecimal numbers use letters a,b,c,d,e,f for some digit values. |
e+03_103____kilo(k)__thousand e+06_106____mega(M)__million e+09_109____giga(G)__billion e+12_1012___tera(T)__trillion e+15_1015___peta(P)__quadrillion e+18_1018____exa(E)__quintillion e+21_1021__zetta(Z)__sextillion e+24_1024__yotta(Y)__septillion e+27_1027__ronna(R)__octillion e+30_1030_quetta(Q)__nonillion |
e-03_10-3___milli(m)__thousandth e-06_10-6___micro(µ)__millionth e-09_10-9____nano(n)__billionth e-12_10-12___pico(p)__trillionth e-15_10-15__femto(f)__quadrillionth e-18_10-18___atto(a)__quintillionth e-21_10-21__zepto(z)__sextillionth e-24_10-24__yocto(y)__septillionth e-27_10-27__ronto(r)__octillionth e-30_10-30_quecto(q)__nonillionth |
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