Here is information about "one" that you may find useful and interesting.
Number Systems
One is a decimal number and can be written with numbers:
1
Binary is a number system with only 0s and 1s. One in binary form is displayed below:
1
A Hexadecimal number has a base of 16 which means it includes the numbers 0 to 9 and A through F. One converted to
hexadecimal is:
1
Roman Numerals is another number system. Below is one in roman numerals:
I
Scientific Notation
Sometimes calculators and scientists shorten numbers using scientific notation. Here is one as a scientific notation:
1E+00
Math
Here are some math facts about One:
One is a rational number and an integer.
One is an odd number because it is not divisible by two.
One is divisible by the following numbers:
1
One is a square number because 1 multiplied by itself will equal one.
Number Lookup
One is not the only number we have information about. Go here to look up other numbers.

