Q: What are the prime factors of the number 88,991,560?

 A: 2, 5, 7, 317827

Why are those the prime factors of the number 88,991,560?

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 88,991,560

88,991,560
Factor Arrows
244,495,780
Factor Arrows
222,247,890
Factor Arrows
211,123,945
Factor Arrows
52,224,789
Factor Arrows
7317,827

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, 317827

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 7 x 317,827 = 88,991,560

This can also be written as 23 x 51 x 71 x 317,8271 = 88,991,560

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


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