Q: What are the prime factors of the number 140,444,216?

 A: 2, 11, 29, 5003

Why are those the prime factors of the number 140,444,216?

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 140,444,216

140,444,216
Factor Arrows
270,222,108
Factor Arrows
235,111,054
Factor Arrows
217,555,527
Factor Arrows
111,595,957
Factor Arrows
11145,087
Factor Arrows
295,003

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, 11, 29, 5003

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 11 x 11 x 29 x 5,003 = 140,444,216

This can also be written as 23 x 112 x 291 x 5,0031 = 140,444,216

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


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