Q: What are the prime factors of the number 53,345,305?

 A: 5, 13, 37, 41, 541

Why are those the prime factors of the number 53,345,305?

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 53,345,305

53,345,305
Factor Arrows
510,669,061
Factor Arrows
13820,697
Factor Arrows
3722,181
Factor Arrows
41541

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:

5, 13, 37, 41, 541

We can check our work by multiplying all of the prime factors together: 5 x 13 x 37 x 41 x 541 = 53,345,305

This can also be written as 51 x 131 x 371 x 411 x 5411 = 53,345,305

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


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