Length: Feet Inches Mils
(0.001 inch)
ft + in + mil
 
  Meters Centimeters Millimeters m + cm + mm
 
  Miles Kilometers    
   
  Micrometers
(Microns)
Nanometers Angstroms  
 
 

  Temperature: Celsius Fahrenheit Kelvin
 
 

  Pressure: PSI micron Hg
(mTorr at 0°C)
mm Hg
(torr at 0°C)
inch Hg (60°F)
 
  mBar Inch H2O
(60°F)
Atmosphere Pascals (Pa)
 
 

  Volume: Milliliter/cc Liter    
     
  Gallon (U.S.) Quart (U.S.) Pint (U.S.)  
   
  Cubic feet Fluid ounce (U.S.) Cubic inch Cup
 
 

  Angle: Degrees Radians Milliradians D° + M' + S''
 
  Gradians
 
 

  Weight/Force:
(Acceleration due to gravity is assumed to be 9.8 m/s2 (32 ft/s2).)
Kilograms Grams Ounces Pounds
 
  Newtons Short Tons
 
 

  Area: Feetē Inchesē Milsē
(0.001 inch)
 
  Metersē Centimetersē Millimetersē
 
  Micrometersē
(Microns)
Nanometersē Angstromsē  
 
 

  Power: Watts Horsepower
 
 

  Energy: Kilowatt Hours BTU Joules
 
 

  Number bases:
(Decimal values are rounded down.)
Hexadecimal
(base 16)
Decimal
(base 10)
Octal
(base 8)
Binary
(base 2)
 
 

  Binary reference:
Bit #: Value:
0 1
1 2
2 4
3 8
4 16
5 32
6 64
7 128
8 256
9 512
10 1, 024
11 2, 048
12 4, 096
13 8, 192
14 16, 384
15 32, 768
16 65, 536
17 131, 072
18 262, 144
19 524, 288
20 1, 048, 576
21 2, 097, 152
22 4, 194, 304
23 8, 388, 608
24 16, 777, 216
25 33, 554, 432
26 67, 108, 864
27 134, 217, 728
28 268, 435, 456
29 536, 870, 912
30 1, 073, 741, 824
31 2, 147, 483, 648
32 4, 294, 967, 296