Q: What are the prime factors of the number 745,325,480?

 A: 2, 5, 827, 22531

Why are those the prime factors of the number 745,325,480?

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 745,325,480

745,325,480
Factor Arrows
2372,662,740
Factor Arrows
2186,331,370
Factor Arrows
293,165,685
Factor Arrows
518,633,137
Factor Arrows
82722,531

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, 5, 827, 22531

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 827 x 22,531 = 745,325,480

This can also be written as 23 x 51 x 8271 x 22,5311 = 745,325,480

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


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