Q: What are the prime factors of the number 34,142,100?

 A: 2, 3, 5, 73, 1559

Why are those the prime factors of the number 34,142,100?

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 34,142,100

34,142,100
Factor Arrows
217,071,050
Factor Arrows
28,535,525
Factor Arrows
32,845,175
Factor Arrows
5569,035
Factor Arrows
5113,807
Factor Arrows
731,559

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, 73, 1559

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 5 x 73 x 1,559 = 34,142,100

This can also be written as 22 x 31 x 52 x 731 x 1,5591 = 34,142,100

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


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