Q: What are the prime factors of the number 56,013,232?

 A: 2, 11, 17, 97, 193

Why are those the prime factors of the number 56,013,232?

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 56,013,232

56,013,232
Factor Arrows
228,006,616
Factor Arrows
214,003,308
Factor Arrows
27,001,654
Factor Arrows
23,500,827
Factor Arrows
11318,257
Factor Arrows
1718,721
Factor Arrows
97193

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, 11, 17, 97, 193

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 11 x 17 x 97 x 193 = 56,013,232

This can also be written as 24 x 111 x 171 x 971 x 1931 = 56,013,232

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


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