Q: What are the prime factors of the number 142,010,010?

 A: 2, 3, 5, 17, 10313

Why are those the prime factors of the number 142,010,010?

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 142,010,010

142,010,010
Factor Arrows
271,005,005
Factor Arrows
323,668,335
Factor Arrows
37,889,445
Factor Arrows
32,629,815
Factor Arrows
3876,605
Factor Arrows
5175,321
Factor Arrows
1710,313

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, 5, 17, 10313

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 5 x 17 x 10,313 = 142,010,010

This can also be written as 21 x 34 x 51 x 171 x 10,3131 = 142,010,010

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


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