Q: What are the prime factors of the number 124,623,212?

 A: 2, 7, 4450829

Why are those the prime factors of the number 124,623,212?

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 124,623,212

124,623,212
Factor Arrows
262,311,606
Factor Arrows
231,155,803
Factor Arrows
74,450,829

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, 4450829

We can check our work by multiplying all of the prime factors together: 2 x 2 x 7 x 4,450,829 = 124,623,212

This can also be written as 22 x 71 x 4,450,8291 = 124,623,212

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


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