Q: What are the prime factors of the number 444,105,315?

 A: 3, 5, 61, 199, 271

Why are those the prime factors of the number 444,105,315?

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 444,105,315

444,105,315
Factor Arrows
3148,035,105
Factor Arrows
349,345,035
Factor Arrows
316,448,345
Factor Arrows
53,289,669
Factor Arrows
6153,929
Factor Arrows
199271

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:

3, 5, 61, 199, 271

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 5 x 61 x 199 x 271 = 444,105,315

This can also be written as 33 x 51 x 611 x 1991 x 2711 = 444,105,315

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


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