Q: What are the prime factors of the number 731,141,364?

 A: 2, 3, 61, 167, 5981

Why are those the prime factors of the number 731,141,364?

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 731,141,364

731,141,364
Factor Arrows
2365,570,682
Factor Arrows
2182,785,341
Factor Arrows
360,928,447
Factor Arrows
61998,827
Factor Arrows
1675,981

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, 167, 5981

We can check our work by multiplying all of the prime factors together: 2 x 2 x 3 x 61 x 167 x 5,981 = 731,141,364

This can also be written as 22 x 31 x 611 x 1671 x 5,9811 = 731,141,364

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


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