Q: What are the prime factors of the number 356,065,440?

 A: 2, 3, 5, 741803

Why are those the prime factors of the number 356,065,440?

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 356,065,440

356,065,440
Factor Arrows
2178,032,720
Factor Arrows
289,016,360
Factor Arrows
244,508,180
Factor Arrows
222,254,090
Factor Arrows
211,127,045
Factor Arrows
33,709,015
Factor Arrows
5741,803

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, 741803

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 3 x 5 x 741,803 = 356,065,440

This can also be written as 25 x 31 x 51 x 741,8031 = 356,065,440

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


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