Q: What are the prime factors of the number 32,210,444?

 A: 2, 7, 17, 1381

Why are those the prime factors of the number 32,210,444?

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 32,210,444

32,210,444
Factor Arrows
216,105,222
Factor Arrows
28,052,611
Factor Arrows
71,150,373
Factor Arrows
7164,339
Factor Arrows
723,477
Factor Arrows
171,381

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, 7, 17, 1381

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 7 x 7 x 17 x 1,381 = 32,210,444

This can also be written as 22 x 73 x 171 x 1,3811 = 32,210,444

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


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