Q: What is the total or count of factors of the number 81,791,965?

 A: 8

How do I find the total factors of the number 81,791,965?

Step 1

Find the prime factorization of the number 81,791,965.

Use a factor tree to assist with solving. Take a look at our prime factorization page for additional help.

Factor Tree
81,791,965
Factor Arrows
516,358,393
Factor Arrows
109150,077

The prime factorization in exponential form is: 51 x 1091 x 150,0771

Step 2

Setup the equation for determining the number of factors or divisors. The equation is:

d(n) = (a + 1)(b + 1)(c + 1)

Where d(n) is equal to the number of divisors of the number and a, b, etc. are equal to the exponents of the prime factorization.

Now substitute the letters in the equation with the the exponents of your prime factorization and then solve to calculate the total number of divisors.

81,791,965 = 51 x 1091 x 150,0771
Down Arrow
d(n) = (a + 1)(b + 1)(c + 1)
Down Arrow
d(81791965) = (1 + 1)(1 + 1)(1 + 1)
Down Arrow
d(81791965) = (2)(2)(2)
Down Arrow
d(81791965) = 8

More numbers for you to try

Take a look at the factors page to see the factors of 81,791,965 and how to find them.

Try the factor calculator.

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