Factor Calculator

Factors of 966

The factors of 966 are 1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, and 966. In total, 966 has 16 factors. Its prime factorization is 2 × 3 × 7 × 23, and the sum of all its factors is 2304.

All factors of 966

Here are all 16 factors of 966, listed from smallest to largest.

12367142123424669138161322483966

Factor pairs of 966

These 8 pairs of whole numbers each multiply to give 966.

1 × 966 = 966
2 × 483 = 966
3 × 322 = 966
6 × 161 = 966
7 × 138 = 966
14 × 69 = 966
21 × 46 = 966
23 × 42 = 966

Prime factorization of 966

Dividing 966 by the smallest prime at each step gives its prime factorization:

966 ÷ 2 = 483
483 ÷ 3 = 161
161 ÷ 7 = 23
23 ÷ 23 = 1
Result: 966 = 2 × 3 × 7 × 23 = 2 × 3 × 7 × 23

The distinct prime factors of 966 are 2, 3, 7, 23. To factorize any other number, use the prime factorization calculator.

Factor tree of 966

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

Factor tree of 96696624833161723
Prime factors are shown in solid indigo. Composite numbers split into their smallest prime and the quotient.

Properties of 966

Number of factors16
Sum of factors2304
Sum of proper factors1338
Prime factorization2 × 3 × 7 × 23
Prime or composite?Composite
Even or odd?Even
Perfect square?No
Perfect cube?No
ClassificationAbundant

What makes 966 interesting

  • 966 is a composite number, meaning it has more than two factors. It can be written as a product of smaller whole numbers in 8 different ways.
  • 966 is an abundant number: its proper factors sum to 1338, which is 372 more than 966 itself.
  • 966 has 4 distinct prime factors (2, 3, 7, 23), which is why it has so many divisors.

How to find the factors of 966 yourself

Divide 966 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 √96631.08, because every factor above that pairs with one below it.

966 ÷ 1 = 966
966 ÷ 2 = 483
966 ÷ 3 = 322
966 ÷ 6 = 161
966 ÷ 7 = 138
966 ÷ 14 = 69
966 ÷ 21 = 46
966 ÷ 23 = 42

Reading both columns gives every factor: 1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966. The factor calculator does this automatically for any number.

Frequently asked questions about 966

What are the factors of 966?

The factors of 966 are 1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, and 966. That is 16 factors in total, counting both 1 and 966.

Is 966 a prime number?

No, 966 is not prime — it is a composite number with 16 factors. A prime number has exactly two factors, but 966 is also divisible by 2.

What is the prime factorization of 966?

The prime factorization of 966 is 2 × 3 × 7 × 23. Written out in full: 2 × 3 × 7 × 23 = 966. Its distinct prime factors are 2, 3, 7, 23.

What two numbers multiply to give 966?

There are 8 pairs of whole numbers that multiply to 966: 1 × 966, 2 × 483, 3 × 322, 6 × 161, 7 × 138, 14 × 69, 21 × 46, 23 × 42.

What is the sum of the factors of 966?

Adding all the factors of 966 together gives 2304. Excluding 966 itself, the proper factors sum to 1338.

Is 966 a perfect square?

No, 966 is not a perfect square. There is no whole number that multiplies by itself to give 966. The nearest perfect squares are 961 and 1024.

What is the largest factor of 966 other than itself?

The largest factor of 966 apart from 966 itself is 483, since 966 ÷ 483 = 2.

How many factors does 966 have?

966 has 16 factors: 1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, and 966. You can verify this from the prime factorization 2 × 3 × 7 × 23: add 1 to each exponent and multiply, giving 2 × 2 × 2 × 2 = 16.

Explore more

Try another number in the factor calculator, break 966 down further with the prime factorization calculator, or compare 966 with another number using the GCF calculator and LCM calculator. For divisor counts and sums, see the divisor calculator.