Factor Calculator

Factors of 612

The factors of 612 are 1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, and 612. In total, 612 has 18 factors. Its prime factorization is 2² × 3² × 17, and the sum of all its factors is 1638.

All factors of 612

Here are all 18 factors of 612, listed from smallest to largest.

12346912171834365168102153204306612

Factor pairs of 612

These 9 pairs of whole numbers each multiply to give 612.

1 × 612 = 612
2 × 306 = 612
3 × 204 = 612
4 × 153 = 612
6 × 102 = 612
9 × 68 = 612
12 × 51 = 612
17 × 36 = 612
18 × 34 = 612

Prime factorization of 612

Dividing 612 by the smallest prime at each step gives its prime factorization:

612 ÷ 2 = 306
306 ÷ 2 = 153
153 ÷ 3 = 51
51 ÷ 3 = 17
17 ÷ 17 = 1
Result: 612 = 2 × 2 × 3 × 3 × 17 = 2² × 3² × 17

The distinct prime factors of 612 are 2, 3, 17. To factorize any other number, use the prime factorization calculator.

Factor tree of 612

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

Factor tree of 61261223062153351317
Prime factors are shown in solid indigo. Composite numbers split into their smallest prime and the quotient.

Properties of 612

Number of factors18
Sum of factors1638
Sum of proper factors1026
Prime factorization2² × 3² × 17
Prime or composite?Composite
Even or odd?Even
Perfect square?No
Perfect cube?No
ClassificationAbundant

What makes 612 interesting

  • 612 is a composite number, meaning it has more than two factors. It can be written as a product of smaller whole numbers in 9 different ways.
  • 612 is an abundant number: its proper factors sum to 1026, which is 414 more than 612 itself.
  • 612 has 3 distinct prime factors (2, 3, 17), which is why it has so many divisors.

How to find the factors of 612 yourself

Divide 612 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 √61224.74, because every factor above that pairs with one below it.

612 ÷ 1 = 612
612 ÷ 2 = 306
612 ÷ 3 = 204
612 ÷ 4 = 153
612 ÷ 6 = 102
612 ÷ 9 = 68
612 ÷ 12 = 51
612 ÷ 17 = 36
612 ÷ 18 = 34

Reading both columns gives every factor: 1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612. The factor calculator does this automatically for any number.

Frequently asked questions about 612

What are the factors of 612?

The factors of 612 are 1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, and 612. That is 18 factors in total, counting both 1 and 612.

Is 612 a prime number?

No, 612 is not prime — it is a composite number with 18 factors. A prime number has exactly two factors, but 612 is also divisible by 2.

What is the prime factorization of 612?

The prime factorization of 612 is 2² × 3² × 17. Written out in full: 2 × 2 × 3 × 3 × 17 = 612. Its distinct prime factors are 2, 3, 17.

What two numbers multiply to give 612?

There are 9 pairs of whole numbers that multiply to 612: 1 × 612, 2 × 306, 3 × 204, 4 × 153, 6 × 102, 9 × 68, 12 × 51, 17 × 36, 18 × 34.

What is the sum of the factors of 612?

Adding all the factors of 612 together gives 1638. Excluding 612 itself, the proper factors sum to 1026.

Is 612 a perfect square?

No, 612 is not a perfect square. There is no whole number that multiplies by itself to give 612. The nearest perfect squares are 576 and 625.

What is the largest factor of 612 other than itself?

The largest factor of 612 apart from 612 itself is 306, since 612 ÷ 306 = 2.

How many factors does 612 have?

612 has 18 factors: 1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, and 612. You can verify this from the prime factorization 2² × 3² × 17: add 1 to each exponent and multiply, giving 3 × 3 × 2 = 18.

Explore more

Try another number in the factor calculator, break 612 down further with the prime factorization calculator, or compare 612 with another number using the GCF calculator and LCM calculator. For divisor counts and sums, see the divisor calculator.