Q: What are the prime factors of the number 144,014,381?

 A: 7, 59981

Why are those the prime factors of the number 144,014,381?

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 144,014,381

144,014,381
Factor Arrows
720,573,483
Factor Arrows
72,939,069
Factor Arrows
7419,867
Factor Arrows
759,981

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:

7, 59981

We can check our work by multiplying all of the prime factors together: 7 x 7 x 7 x 7 x 59,981 = 144,014,381

This can also be written as 74 x 59,9811 = 144,014,381

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


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