Q: What are the prime factors of the number 144,452,224?

 A: 2, 7, 263, 613

Why are those the prime factors of the number 144,452,224?

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 144,452,224

144,452,224
Factor Arrows
272,226,112
Factor Arrows
236,113,056
Factor Arrows
218,056,528
Factor Arrows
29,028,264
Factor Arrows
24,514,132
Factor Arrows
22,257,066
Factor Arrows
21,128,533
Factor Arrows
7161,219
Factor Arrows
263613

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, 7, 263, 613

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 2 x 7 x 263 x 613 = 144,452,224

This can also be written as 27 x 71 x 2631 x 6131 = 144,452,224

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


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