Q: What are the prime factors of the number 343,441,120?

 A: 2, 5, 11, 195137

Why are those the prime factors of the number 343,441,120?

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 343,441,120

343,441,120
Factor Arrows
2171,720,560
Factor Arrows
285,860,280
Factor Arrows
242,930,140
Factor Arrows
221,465,070
Factor Arrows
210,732,535
Factor Arrows
52,146,507
Factor Arrows
11195,137

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, 5, 11, 195137

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 5 x 11 x 195,137 = 343,441,120

This can also be written as 25 x 51 x 111 x 195,1371 = 343,441,120

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


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