Q: What are the prime factors of the number 143,621,414?

 A: 2, 53, 547, 2477

Why are those the prime factors of the number 143,621,414?

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 143,621,414

143,621,414
Factor Arrows
271,810,707
Factor Arrows
531,354,919
Factor Arrows
5472,477

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, 53, 547, 2477

We can check our work by multiplying all of the prime factors together: 2 x 53 x 547 x 2,477 = 143,621,414

This can also be written as 21 x 531 x 5471 x 2,4771 = 143,621,414

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


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