Q: What are the prime factors of the number 39,737,950?

 A: 2, 5, 7, 113537

Why are those the prime factors of the number 39,737,950?

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 39,737,950

39,737,950
Factor Arrows
219,868,975
Factor Arrows
53,973,795
Factor Arrows
5794,759
Factor Arrows
7113,537

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, 113537

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 7 x 113,537 = 39,737,950

This can also be written as 21 x 52 x 71 x 113,5371 = 39,737,950

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


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