base number
• a number to be raised to a power, exponent, index or order.
These words all mean the same thing ...
• a small number placed
to the upperright of the base number which shows
how many copies of the base number
are multiplied together.
EXAMPLES:
10^{1 }= 10
10^{2 }= 10 x 10
10^{3 }= 10 x 10 x 10
10^{4 }= 10 x 10 x 10 x 10
10^{5 }= 10 x 10 x 10 x 10 x 10
...
base numbers and number systems
• a base number is the basis of a place value number system.
•
successive powers of the base number
are used for each column.
• the decimal system uses 10
as its base number
so it is called a Base10 system.
• the binary system uses 2 as its base number so
it is called a Base2 system.
EXAMPLE:
