Q: What are the prime factors of the number 33,041,340?

 A: 2, 3, 5, 23, 347

Why are those the prime factors of the number 33,041,340?

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 33,041,340

33,041,340
Factor Arrows
216,520,670
Factor Arrows
28,260,335
Factor Arrows
32,753,445
Factor Arrows
3917,815
Factor Arrows
5183,563
Factor Arrows
237,981
Factor Arrows
23347

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, 23, 347

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 3 x 5 x 23 x 23 x 347 = 33,041,340

This can also be written as 22 x 32 x 51 x 232 x 3471 = 33,041,340

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


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