Q: What are the prime factors of the number 361,422,520?

 A: 2, 5, 9035563

Why are those the prime factors of the number 361,422,520?

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 361,422,520

361,422,520
Factor Arrows
2180,711,260
Factor Arrows
290,355,630
Factor Arrows
245,177,815
Factor Arrows
59,035,563

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, 5, 9035563

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 5 x 9,035,563 = 361,422,520

This can also be written as 23 x 51 x 9,035,5631 = 361,422,520

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


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