Q: What are the prime factors of the number 453,423,015?

 A: 3, 5, 971, 1153

Why are those the prime factors of the number 453,423,015?

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 453,423,015

453,423,015
Factor Arrows
3151,141,005
Factor Arrows
350,380,335
Factor Arrows
316,793,445
Factor Arrows
35,597,815
Factor Arrows
51,119,563
Factor Arrows
9711,153

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, 971, 1153

We can check our work by multiplying all of the prime factors together: 3 x 3 x 3 x 3 x 5 x 971 x 1,153 = 453,423,015

This can also be written as 34 x 51 x 9711 x 1,1531 = 453,423,015

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


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