Q: What are the prime factors of the number 271,453,245?

 A: 3, 5, 7, 23, 112403

Why are those the prime factors of the number 271,453,245?

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 271,453,245

271,453,245
Factor Arrows
390,484,415
Factor Arrows
518,096,883
Factor Arrows
72,585,269
Factor Arrows
23112,403

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, 7, 23, 112403

We can check our work by multiplying all of the prime factors together: 3 x 5 x 7 x 23 x 112,403 = 271,453,245

This can also be written as 31 x 51 x 71 x 231 x 112,4031 = 271,453,245

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


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