Q: What are the prime factors of the number 67,466,040?

 A: 2, 3, 5, 157, 3581

Why are those the prime factors of the number 67,466,040?

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 67,466,040

67,466,040
Factor Arrows
233,733,020
Factor Arrows
216,866,510
Factor Arrows
28,433,255
Factor Arrows
32,811,085
Factor Arrows
5562,217
Factor Arrows
1573,581

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, 157, 3581

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 5 x 157 x 3,581 = 67,466,040

This can also be written as 23 x 31 x 51 x 1571 x 3,5811 = 67,466,040

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


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