Q: What are the prime factors of the number 54,587,880?

 A: 2, 3, 5, 53, 2861

Why are those the prime factors of the number 54,587,880?

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 54,587,880

54,587,880
Factor Arrows
227,293,940
Factor Arrows
213,646,970
Factor Arrows
26,823,485
Factor Arrows
32,274,495
Factor Arrows
3758,165
Factor Arrows
5151,633
Factor Arrows
532,861

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, 53, 2861

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 5 x 53 x 2,861 = 54,587,880

This can also be written as 23 x 32 x 51 x 531 x 2,8611 = 54,587,880

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


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