Q: What are the prime factors of the number 55,024,620?

 A: 2, 3, 5, 7, 131011

Why are those the prime factors of the number 55,024,620?

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 55,024,620

55,024,620
Factor Arrows
227,512,310
Factor Arrows
213,756,155
Factor Arrows
34,585,385
Factor Arrows
5917,077
Factor Arrows
7131,011

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, 5, 7, 131011

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 7 x 131,011 = 55,024,620

This can also be written as 22 x 31 x 51 x 71 x 131,0111 = 55,024,620

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


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