Prime numbers and composite numbers are not used in daily jobs. However they are used by scientists to prove theorems.
3 can be used.
Composite numbers can be used by businessmen, shopkeepers etc. These people use calculations a lot in their daily life.
Prime numbers are not composite.
Composite numbers are used to factorize a number into smaller. It makes calculation easy for the person.
Not all composite numbers are even, but all even numbers except 2 are composite.
Rectangular numbers are a subset of composite numbers. The squares of prime numbers will be composite but not rectangular.
composite numbers are those that have more than 2 factors. all even numbers other than 2 are composite numbers and some odd numbers are composite numbers. numbers that are prime are the numbers that are not composite numbers i hope this answers your question :)
Both are composite numbers
There are more composite numbers.
No. composite numbers are positive integers
The number of composite numbers is infinite.