Q: What are the prime factors of the number 61,161,008?

 A: 2, 661, 5783

Why are those the prime factors of the number 61,161,008?

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 61,161,008

61,161,008
Factor Arrows
230,580,504
Factor Arrows
215,290,252
Factor Arrows
27,645,126
Factor Arrows
23,822,563
Factor Arrows
6615,783

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, 661, 5783

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 661 x 5,783 = 61,161,008

This can also be written as 24 x 6611 x 5,7831 = 61,161,008

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


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