Q: What are the prime factors of the number 35,826,560?

 A: 2, 5, 7, 11, 727

Why are those the prime factors of the number 35,826,560?

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 35,826,560

35,826,560
Factor Arrows
217,913,280
Factor Arrows
28,956,640
Factor Arrows
24,478,320
Factor Arrows
22,239,160
Factor Arrows
21,119,580
Factor Arrows
2559,790
Factor Arrows
2279,895
Factor Arrows
555,979
Factor Arrows
77,997
Factor Arrows
11727

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, 7, 11, 727

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 5 x 7 x 11 x 727 = 35,826,560

This can also be written as 27 x 51 x 71 x 111 x 7271 = 35,826,560

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


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