Q: What are the prime factors of the number 458,076,708?

 A: 2, 3, 31, 59, 773

Why are those the prime factors of the number 458,076,708?

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 458,076,708

458,076,708
Factor Arrows
2229,038,354
Factor Arrows
2114,519,177
Factor Arrows
338,173,059
Factor Arrows
312,724,353
Factor Arrows
34,241,451
Factor Arrows
31,413,817
Factor Arrows
3145,607
Factor Arrows
59773

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, 31, 59, 773

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 3 x 3 x 31 x 59 x 773 = 458,076,708

This can also be written as 22 x 34 x 311 x 591 x 7731 = 458,076,708

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


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