Q: What are the prime factors of the number 14,049,398?

 A: 2, 11, 19, 29, 61

Why are those the prime factors of the number 14,049,398?

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 14,049,398

14,049,398
Factor Arrows
27,024,699
Factor Arrows
11638,609
Factor Arrows
1933,611
Factor Arrows
191,769
Factor Arrows
2961

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, 11, 19, 29, 61

We can check our work by multiplying all of the prime factors together: 2 x 11 x 19 x 19 x 29 x 61 = 14,049,398

This can also be written as 21 x 111 x 192 x 291 x 611 = 14,049,398

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


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