www.mathsisfun.com/prime-composite-number.html

**Prime** Numbers and **Composite** Numbers ... Example: is 7 a **Prime** Number or
**Composite** Number? ... Factors. We can also **define** a **Prime** Number using
factors.

www.khanacademy.org/math/pre-algebra/pre-algebra-factors-multiples/pre-algebra-prime-numbers/v/recognizing-prime-numbers

Is zero even or odd? Sal said "By **definition**, an even number is divisible by two."
Zero isn't divisible by two.. right??? I don't think it could be odd because the ...

www.aaamath.com/fra63ax2.htm

An interactive math lesson about **prime** and **composite** numbers.

www.varsitytutors.com/hotmath/hotmath_help/topics/prime-composite

**Definition**: A **prime** number is a whole number with exactly two integral divisors, 1
and ... So all whole numbers (except 0 and 1 ) are either **prime** or **composite**.

www.virtualnerd.com/middle-math/number-theory-fractions/factors-prime/prime-and-composite-numbers-alternate-definition

virtualnerd.com/algebra-1/algebra-foundations/real-number-types-properties/number-types/prime-and-composite-numbers-alternate-definition

Note: If the only factors a number are 1 and itself, then that number is **prime**. A
number that is not **prime** is called **composite**. Learn about **prime** and **composite** ...

www.mathgoodies.com/lessons/vol3/prime_composite

**Definitions**. A **prime** number has only two factors: 1 and itself. A **composite**
number has more than two factors. The number 1 is neither **prime** nor **composite**.

web.mnstate.edu/peil/MDEV102/U2/S15/S15_print.html

Since the **definition** of a **prime** number required exactly two distinct counting
number factors, ... If a natural number is not **prime**, then we say that it is
**composite**.

www.factmonster.com/math/numbers/prime-numbers

**Prime** numbers **definition**, facts, and table of all up to 1000.