## Composite number

en.wikipedia.org/wiki/Composite_number

A composite number is a positive integer that can be formed by multiplying together two smaller positive integers. Equivalently, it is a positive integer that has at ...

## Definition of Composite Number - Math is Fun

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

A whole number that can be divided evenly by numbers other than 1 or itself. Example: 9 can be divided evenly by 3 (as well as 1 and 9), so 9 is a composite ...

A composite number is any number greater than one that has more factors than one and itself.
Examples include 4, 15, 348, and 7303.

## Prime and Composite Numbers - Math Goodies

www.mathgoodies.com/lessons/vol3/prime_composite.html

The whole-number dimensions, 1, 2, 4 and 8, of the rectangular gardens in Problem 2, are the factors of the number 8. In Problem 1, the number 7 has only two ...

## Recognizing prime and composite numbers - Khan Academy

Can you recognize the prime numbers in this group of numbers? Which are prime, composite, or neither?

## Composite Number -- from Wolfram MathWorld

mathworld.wolfram.com/CompositeNumber.html

The first few composite numbers (sometimes called "composites" for short) are 4, 6, 8, 9, 10, 12, 14, 15, 16, ... (OEIS A002808), whose prime decompositions are ...

## Is the sum of two composite numbers (non prime numbers) always ...

www.quora.com/Is-the-sum-of-two-composite-numbers-non-prime-numbers-always-composite-as-well

Feb 6, 2015 ... 9+8=17 Take a prime number (odd), subtract 9 (composite and odd) and you ... Is the sum of two composite numbers (non prime numbers) always composite as well? .... She has also never expressed any interest in the job.

## Prove by contradiction that every integer greater than 11 is a sum of ...

Jul 24, 2013 ... Also, any composite number can be written as a product of primes. .... to write a number greater than 11 as the sum of two composite numbers.

## proof verification - Any number \$n>11\$ is a sum of two composite ...

math.stackexchange.com/questions/922054/any-number-n11-is-a-sum-of-two-composite-numbers

Sep 7, 2014 ... Any number n > 11 can be formed by the sum of two composite numbers ... Also 1 is not regarded as either prime or composite. Also, you are ...

Popular Q&A
Q: Which is a composite number 3425?
A: 3425 is a composite number having the factors 1, 5, 25, 137, 685, and 3425. Read More »