Q: What are the prime factors of the number 611,044,144?

 A: 2, 79, 191, 2531

Why are those the prime factors of the number 611,044,144?

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 611,044,144

611,044,144
Factor Arrows
2305,522,072
Factor Arrows
2152,761,036
Factor Arrows
276,380,518
Factor Arrows
238,190,259
Factor Arrows
79483,421
Factor Arrows
1912,531

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, 79, 191, 2531

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 79 x 191 x 2,531 = 611,044,144

This can also be written as 24 x 791 x 1911 x 2,5311 = 611,044,144

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


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