Q: What are the prime factors of the number 70,155,959?

 A: 29, 37, 151, 433

Why are those the prime factors of the number 70,155,959?

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 70,155,959

70,155,959
Factor Arrows
292,419,171
Factor Arrows
3765,383
Factor Arrows
151433

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:

29, 37, 151, 433

We can check our work by multiplying all of the prime factors together: 29 x 37 x 151 x 433 = 70,155,959

This can also be written as 291 x 371 x 1511 x 4331 = 70,155,959

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


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