Factors of 6
There are 4 factors of 6 — the full list is below, with factor pairs, prime factorization, and divisibility notes.
Factors of 6
1, 2, 3, 6
Factor pairs of 6
- 1 × 6
- 2 × 3
Prime factorization of 6
6 = 2 × 3
Number facts
- 6 is a composite number.
- 6 has 4 factors.
- 6 is not a perfect square.
- The sum of all factors of 6 is 12.
Divisibility rules that apply to 6
- 6 is divisible by 2 because it ends in an even digit (0, 2, 4, 6, or 8).
- 6 is divisible by 3 because the sum of its digits (6) is divisible by 3.
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How the factors of 6 are calculated
To find the factors of 6, every whole number from 1 up to the square root of 6(about 2.45) is tested for even division. 6 is even, and it divides evenly by 2, 3. Written as a product of primes, 6 = 2 × 3, which confirms every factor above is a combination of those prime building blocks.
Frequently asked questions about 6
How many factors does 6 have?
6 has 4 factors: 1, 2, 3, 6.
Is 6 a prime number?
No. 6 is composite because it has factors other than 1 and itself.
What are the factor pairs of 6?
The factor pairs of 6 are 1 × 6, 2 × 3.
What is the prime factorization of 6?
The prime factorization of 6 is 2 × 3.