Q: What are the prime factors of the number 153,005,151?

 A: 3, 13, 17, 89, 2593

Why are those the prime factors of the number 153,005,151?

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 153,005,151

153,005,151
Factor Arrows
351,001,717
Factor Arrows
133,923,209
Factor Arrows
17230,777
Factor Arrows
892,593

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, 13, 17, 89, 2593

We can check our work by multiplying all of the prime factors together: 3 x 13 x 17 x 89 x 2,593 = 153,005,151

This can also be written as 31 x 131 x 171 x 891 x 2,5931 = 153,005,151

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


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