Q: What are the prime factors of the number 541,342,440?

 A: 2, 3, 5, 167081

Why are those the prime factors of the number 541,342,440?

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 541,342,440

541,342,440
Factor Arrows
2270,671,220
Factor Arrows
2135,335,610
Factor Arrows
267,667,805
Factor Arrows
322,555,935
Factor Arrows
37,518,645
Factor Arrows
32,506,215
Factor Arrows
3835,405
Factor Arrows
5167,081

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, 167081

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 3 x 3 x 5 x 167,081 = 541,342,440

This can also be written as 23 x 34 x 51 x 167,0811 = 541,342,440

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


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