Q: What are the prime factors of the number 735,212,142?

 A: 2, 3, 7, 1607, 3631

Why are those the prime factors of the number 735,212,142?

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 735,212,142

735,212,142
Factor Arrows
2367,606,071
Factor Arrows
3122,535,357
Factor Arrows
340,845,119
Factor Arrows
75,835,017
Factor Arrows
1,6073,631

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, 1607, 3631

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 7 x 1,607 x 3,631 = 735,212,142

This can also be written as 21 x 32 x 71 x 1,6071 x 3,6311 = 735,212,142

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


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