Q: What are the prime factors of the number 260,006,145?

 A: 3, 5, 7, 23, 31, 151

Why are those the prime factors of the number 260,006,145?

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 260,006,145

260,006,145
Factor Arrows
386,668,715
Factor Arrows
517,333,743
Factor Arrows
72,476,249
Factor Arrows
23107,663
Factor Arrows
234,681
Factor Arrows
31151

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, 31, 151

We can check our work by multiplying all of the prime factors together: 3 x 5 x 7 x 23 x 23 x 31 x 151 = 260,006,145

This can also be written as 31 x 51 x 71 x 232 x 311 x 1511 = 260,006,145

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


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