Q: What are the prime factors of the number 3,791,196?

 A: 2, 3, 53, 1987

Why are those the prime factors of the number 3,791,196?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 3,791,196

3,791,196
Factor Arrows
21,895,598
Factor Arrows
2947,799
Factor Arrows
3315,933
Factor Arrows
3105,311
Factor Arrows
531,987

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 3, 53, 1987

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 53 x 1,987 = 3,791,196

This can also be written as 22 x 32 x 531 x 1,9871 = 3,791,196

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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