Factor Calculator

Factors of 204

The factors of 204 are 1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, and 204. In total, 204 has 12 factors. Its prime factorization is 2² × 3 × 17, and the sum of all its factors is 504.

All factors of 204

Here are all 12 factors of 204, listed from smallest to largest.

123461217345168102204

Factor pairs of 204

These 6 pairs of whole numbers each multiply to give 204.

1 × 204 = 204
2 × 102 = 204
3 × 68 = 204
4 × 51 = 204
6 × 34 = 204
12 × 17 = 204

Prime factorization of 204

Dividing 204 by the smallest prime at each step gives its prime factorization:

204 ÷ 2 = 102
102 ÷ 2 = 51
51 ÷ 3 = 17
17 ÷ 17 = 1
Result: 204 = 2 × 2 × 3 × 17 = 2² × 3 × 17

The distinct prime factors of 204 are 2, 3, 17. To factorize any other number, use the prime factorization calculator.

Factor tree of 204

A factor tree shows the same prime factorization visually. Each composite branch splits until every endpoint is a prime number.

Factor tree of 2042042102251317
Prime factors are shown in solid indigo. Composite numbers split into their smallest prime and the quotient.

Properties of 204

Number of factors12
Sum of factors504
Sum of proper factors300
Prime factorization2² × 3 × 17
Prime or composite?Composite
Even or odd?Even
Perfect square?No
Perfect cube?No
ClassificationAbundant

What makes 204 interesting

  • 204 is a composite number, meaning it has more than two factors. It can be written as a product of smaller whole numbers in 6 different ways.
  • 204 is an abundant number: its proper factors sum to 300, which is 96 more than 204 itself.
  • 204 has 3 distinct prime factors (2, 3, 17), which is why it has so many divisors.

How to find the factors of 204 yourself

Divide 204 by each whole number starting from 1. Whenever the division leaves no remainder, both the divisor and the quotient are factors. You only need to test up to √20414.28, because every factor above that pairs with one below it.

204 ÷ 1 = 204
204 ÷ 2 = 102
204 ÷ 3 = 68
204 ÷ 4 = 51
204 ÷ 6 = 34
204 ÷ 12 = 17

Reading both columns gives every factor: 1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204. The factor calculator does this automatically for any number.

Frequently asked questions about 204

What are the factors of 204?

The factors of 204 are 1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, and 204. That is 12 factors in total, counting both 1 and 204.

Is 204 a prime number?

No, 204 is not prime — it is a composite number with 12 factors. A prime number has exactly two factors, but 204 is also divisible by 2.

What is the prime factorization of 204?

The prime factorization of 204 is 2² × 3 × 17. Written out in full: 2 × 2 × 3 × 17 = 204. Its distinct prime factors are 2, 3, 17.

What two numbers multiply to give 204?

There are 6 pairs of whole numbers that multiply to 204: 1 × 204, 2 × 102, 3 × 68, 4 × 51, 6 × 34, 12 × 17.

What is the sum of the factors of 204?

Adding all the factors of 204 together gives 504. Excluding 204 itself, the proper factors sum to 300.

Is 204 a perfect square?

No, 204 is not a perfect square. There is no whole number that multiplies by itself to give 204. The nearest perfect squares are 196 and 225.

What is the largest factor of 204 other than itself?

The largest factor of 204 apart from 204 itself is 102, since 204 ÷ 102 = 2.

How many factors does 204 have?

204 has 12 factors: 1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, and 204. You can verify this from the prime factorization 2² × 3 × 17: add 1 to each exponent and multiply, giving 3 × 2 × 2 = 12.

Explore more

Try another number in the factor calculator, break 204 down further with the prime factorization calculator, or compare 204 with another number using the GCF calculator and LCM calculator. For divisor counts and sums, see the divisor calculator.