Q: What are the prime factors of the number 330,402,051?

 A: 3, 7, 249737

Why are those the prime factors of the number 330,402,051?

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 330,402,051

330,402,051
Factor Arrows
3110,134,017
Factor Arrows
336,711,339
Factor Arrows
312,237,113
Factor Arrows
71,748,159
Factor Arrows
7249,737

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:

3, 7, 249737

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 7 x 7 x 249,737 = 330,402,051

This can also be written as 33 x 72 x 249,7371 = 330,402,051

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


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