Q: What are the prime factors of the number 23,625,432?

 A: 2, 3, 4051

Why are those the prime factors of the number 23,625,432?

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 23,625,432

23,625,432
Factor Arrows
211,812,716
Factor Arrows
25,906,358
Factor Arrows
22,953,179
Factor Arrows
3984,393
Factor Arrows
3328,131
Factor Arrows
3109,377
Factor Arrows
336,459
Factor Arrows
312,153
Factor Arrows
34,051

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, 3, 4051

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 3 x 3 x 3 x 3 x 4,051 = 23,625,432

This can also be written as 23 x 36 x 4,0511 = 23,625,432

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


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