Q: What are the prime factors of the number 153,453,808?

 A: 2, 59, 162557

Why are those the prime factors of the number 153,453,808?

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 153,453,808

153,453,808
Factor Arrows
276,726,904
Factor Arrows
238,363,452
Factor Arrows
219,181,726
Factor Arrows
29,590,863
Factor Arrows
59162,557

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, 59, 162557

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 59 x 162,557 = 153,453,808

This can also be written as 24 x 591 x 162,5571 = 153,453,808

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


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