Q: What are the prime factors of the number 44,151,360?

 A: 2, 3, 5, 11, 37, 113

Why are those the prime factors of the number 44,151,360?

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 44,151,360

44,151,360
Factor Arrows
222,075,680
Factor Arrows
211,037,840
Factor Arrows
25,518,920
Factor Arrows
22,759,460
Factor Arrows
21,379,730
Factor Arrows
2689,865
Factor Arrows
3229,955
Factor Arrows
545,991
Factor Arrows
114,181
Factor Arrows
37113

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, 11, 37, 113

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 3 x 5 x 11 x 37 x 113 = 44,151,360

This can also be written as 26 x 31 x 51 x 111 x 371 x 1131 = 44,151,360

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


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