Q: What are the prime factors of the number 56,618,450?

 A: 2, 5, 7, 83, 1949

Why are those the prime factors of the number 56,618,450?

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 56,618,450

56,618,450
Factor Arrows
228,309,225
Factor Arrows
55,661,845
Factor Arrows
51,132,369
Factor Arrows
7161,767
Factor Arrows
831,949

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, 5, 7, 83, 1949

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 7 x 83 x 1,949 = 56,618,450

This can also be written as 21 x 52 x 71 x 831 x 1,9491 = 56,618,450

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


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