Q: What are the prime factors of the number 145,333,104?

 A: 2, 3, 7, 432539

Why are those the prime factors of the number 145,333,104?

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 145,333,104

145,333,104
Factor Arrows
272,666,552
Factor Arrows
236,333,276
Factor Arrows
218,166,638
Factor Arrows
29,083,319
Factor Arrows
33,027,773
Factor Arrows
7432,539

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, 432539

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 7 x 432,539 = 145,333,104

This can also be written as 24 x 31 x 71 x 432,5391 = 145,333,104

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


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