Q: What are the prime factors of the number 240,233,340?

 A: 2, 3, 5, 19, 210731

Why are those the prime factors of the number 240,233,340?

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 240,233,340

240,233,340
Factor Arrows
2120,116,670
Factor Arrows
260,058,335
Factor Arrows
320,019,445
Factor Arrows
54,003,889
Factor Arrows
19210,731

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, 5, 19, 210731

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 5 x 19 x 210,731 = 240,233,340

This can also be written as 22 x 31 x 51 x 191 x 210,7311 = 240,233,340

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


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