Q: What are the prime factors of the number 83,766,705?

 A: 3, 5, 11, 37, 13721

Why are those the prime factors of the number 83,766,705?

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 83,766,705

83,766,705
Factor Arrows
327,922,235
Factor Arrows
55,584,447
Factor Arrows
11507,677
Factor Arrows
3713,721

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:

3, 5, 11, 37, 13721

We can check our work by multiplying all of the prime factors together: 3 x 5 x 11 x 37 x 13,721 = 83,766,705

This can also be written as 31 x 51 x 111 x 371 x 13,7211 = 83,766,705

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


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