Q: What are the prime factors of the number 361,072,576?

 A: 2, 83, 101, 673

Why are those the prime factors of the number 361,072,576?

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 361,072,576

361,072,576
Factor Arrows
2180,536,288
Factor Arrows
290,268,144
Factor Arrows
245,134,072
Factor Arrows
222,567,036
Factor Arrows
211,283,518
Factor Arrows
25,641,759
Factor Arrows
8367,973
Factor Arrows
101673

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, 83, 101, 673

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 83 x 101 x 673 = 361,072,576

This can also be written as 26 x 831 x 1011 x 6731 = 361,072,576

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


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