Q: What are the prime factors of the number 37,947,896?

 A: 2, 7, 173, 3917

Why are those the prime factors of the number 37,947,896?

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 37,947,896

37,947,896
Factor Arrows
218,973,948
Factor Arrows
29,486,974
Factor Arrows
24,743,487
Factor Arrows
7677,641
Factor Arrows
1733,917

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, 7, 173, 3917

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 7 x 173 x 3,917 = 37,947,896

This can also be written as 23 x 71 x 1731 x 3,9171 = 37,947,896

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


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