Q: What are the prime factors of the number 735,237,165?

 A: 3, 5, 13, 17, 257, 863

Why are those the prime factors of the number 735,237,165?

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 735,237,165

735,237,165
Factor Arrows
3245,079,055
Factor Arrows
549,015,811
Factor Arrows
133,770,447
Factor Arrows
17221,791
Factor Arrows
257863

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:

3, 5, 13, 17, 257, 863

We can check our work by multiplying all of the prime factors together: 3 x 5 x 13 x 17 x 257 x 863 = 735,237,165

This can also be written as 31 x 51 x 131 x 171 x 2571 x 8631 = 735,237,165

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


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