Q: What are the prime factors of the number 35,333,120?

 A: 2, 5, 67, 103

Why are those the prime factors of the number 35,333,120?

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 35,333,120

35,333,120
Factor Arrows
217,666,560
Factor Arrows
28,833,280
Factor Arrows
24,416,640
Factor Arrows
22,208,320
Factor Arrows
21,104,160
Factor Arrows
2552,080
Factor Arrows
2276,040
Factor Arrows
2138,020
Factor Arrows
269,010
Factor Arrows
234,505
Factor Arrows
56,901
Factor Arrows
67103

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, 67, 103

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 2 x 2 x 2 x 5 x 67 x 103 = 35,333,120

This can also be written as 210 x 51 x 671 x 1031 = 35,333,120

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


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