Q: What are the prime factors of the number 76,472,772?

 A: 2, 3, 61, 104471

Why are those the prime factors of the number 76,472,772?

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 76,472,772

76,472,772
Factor Arrows
238,236,386
Factor Arrows
219,118,193
Factor Arrows
36,372,731
Factor Arrows
61104,471

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, 61, 104471

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 61 x 104,471 = 76,472,772

This can also be written as 22 x 31 x 611 x 104,4711 = 76,472,772

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


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