Q: What are the prime factors of the number 353,845,845?

 A: 3, 5, 47, 293, 571

Why are those the prime factors of the number 353,845,845?

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 353,845,845

353,845,845
Factor Arrows
3117,948,615
Factor Arrows
339,316,205
Factor Arrows
57,863,241
Factor Arrows
47167,303
Factor Arrows
293571

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, 5, 47, 293, 571

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 47 x 293 x 571 = 353,845,845

This can also be written as 32 x 51 x 471 x 2931 x 5711 = 353,845,845

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


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