Q: What are the prime factors of the number 705,112,480?

 A: 2, 5, 4406953

Why are those the prime factors of the number 705,112,480?

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 705,112,480

705,112,480
Factor Arrows
2352,556,240
Factor Arrows
2176,278,120
Factor Arrows
288,139,060
Factor Arrows
244,069,530
Factor Arrows
222,034,765
Factor Arrows
54,406,953

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, 4406953

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 5 x 4,406,953 = 705,112,480

This can also be written as 25 x 51 x 4,406,9531 = 705,112,480

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


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