Q: What are the prime factors of the number 601,630,425?

 A: 3, 5, 11, 17, 79, 181

Why are those the prime factors of the number 601,630,425?

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 601,630,425

601,630,425
Factor Arrows
3200,543,475
Factor Arrows
366,847,825
Factor Arrows
513,369,565
Factor Arrows
52,673,913
Factor Arrows
11243,083
Factor Arrows
1714,299
Factor Arrows
79181

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:

3, 5, 11, 17, 79, 181

We can check our work by multiplying all of the prime factors together: 3 x 3 x 5 x 5 x 11 x 17 x 79 x 181 = 601,630,425

This can also be written as 32 x 52 x 111 x 171 x 791 x 1811 = 601,630,425

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


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