Q: What are the prime factors of the number 16,146,208?

 A: 2, 13, 37, 1049

Why are those the prime factors of the number 16,146,208?

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 16,146,208

16,146,208
Factor Arrows
28,073,104
Factor Arrows
24,036,552
Factor Arrows
22,018,276
Factor Arrows
21,009,138
Factor Arrows
2504,569
Factor Arrows
1338,813
Factor Arrows
371,049

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, 13, 37, 1049

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 13 x 37 x 1,049 = 16,146,208

This can also be written as 25 x 131 x 371 x 1,0491 = 16,146,208

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


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