Q: What are the prime factors of the number 735,372?

 A: 2, 3, 11, 619

Why are those the prime factors of the number 735,372?

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 735,372

735,372
Factor Arrows
2367,686
Factor Arrows
2183,843
Factor Arrows
361,281
Factor Arrows
320,427
Factor Arrows
36,809
Factor Arrows
11619

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, 11, 619

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 11 x 619 = 735,372

This can also be written as 22 x 33 x 111 x 6191 = 735,372

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


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