Q: What are the prime factors of the number 172,548,012?

 A: 2, 3, 7, 13, 22573

Why are those the prime factors of the number 172,548,012?

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 172,548,012

172,548,012
Factor Arrows
286,274,006
Factor Arrows
243,137,003
Factor Arrows
314,379,001
Factor Arrows
72,054,143
Factor Arrows
7293,449
Factor Arrows
1322,573

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, 7, 13, 22573

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 7 x 7 x 13 x 22,573 = 172,548,012

This can also be written as 22 x 31 x 72 x 131 x 22,5731 = 172,548,012

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


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