Q: What are the prime factors of the number 242,146,704?

 A: 2, 3, 31, 353, 461

Why are those the prime factors of the number 242,146,704?

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 242,146,704

242,146,704
Factor Arrows
2121,073,352
Factor Arrows
260,536,676
Factor Arrows
230,268,338
Factor Arrows
215,134,169
Factor Arrows
35,044,723
Factor Arrows
31162,733
Factor Arrows
353461

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, 3, 31, 353, 461

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 31 x 353 x 461 = 242,146,704

This can also be written as 24 x 31 x 311 x 3531 x 4611 = 242,146,704

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


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