Q: What are the prime factors of the number 454,605,340?

 A: 2, 5, 7, 9467

Why are those the prime factors of the number 454,605,340?

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 454,605,340

454,605,340
Factor Arrows
2227,302,670
Factor Arrows
2113,651,335
Factor Arrows
522,730,267
Factor Arrows
73,247,181
Factor Arrows
7463,883
Factor Arrows
766,269
Factor Arrows
79,467

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, 7, 9467

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 7 x 7 x 7 x 7 x 9,467 = 454,605,340

This can also be written as 22 x 51 x 74 x 9,4671 = 454,605,340

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


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