Odd integer
An odd integer 
is an integer which is not a multiple of 
(or equivalently one more than a multiple of ). The odd integers are 
Every odd integer can be written in the form 
for some unique other integer 
.
The product of any two odd integers is odd, but the sum and difference of any two odd integers are even.
nbj/
The sum and difference of an even integer and odd integer are odd. Besides 
all prime numbers are odd.
This article is a stub. Help us out by expanding it.
