Q: What are the prime factors of the number 225,101,335?

 A: 5, 17, 29, 53, 1723

Why are those the prime factors of the number 225,101,335?

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 225,101,335

225,101,335
Factor Arrows
545,020,267
Factor Arrows
172,648,251
Factor Arrows
2991,319
Factor Arrows
531,723

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:

5, 17, 29, 53, 1723

We can check our work by multiplying all of the prime factors together: 5 x 17 x 29 x 53 x 1,723 = 225,101,335

This can also be written as 51 x 171 x 291 x 531 x 1,7231 = 225,101,335

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


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