Q: What are the prime factors of the number 36,451,140?

 A: 2, 3, 5, 11, 55229

Why are those the prime factors of the number 36,451,140?

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 36,451,140

36,451,140
Factor Arrows
218,225,570
Factor Arrows
29,112,785
Factor Arrows
33,037,595
Factor Arrows
5607,519
Factor Arrows
1155,229

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, 5, 11, 55229

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 11 x 55,229 = 36,451,140

This can also be written as 22 x 31 x 51 x 111 x 55,2291 = 36,451,140

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


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