Q: What are the prime factors of the number 626,357,260?

 A: 2, 5, 149, 210187

Why are those the prime factors of the number 626,357,260?

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 626,357,260

626,357,260
Factor Arrows
2313,178,630
Factor Arrows
2156,589,315
Factor Arrows
531,317,863
Factor Arrows
149210,187

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, 5, 149, 210187

We can check our work by multiplying all of the prime factors together: 2 x 2 x 5 x 149 x 210,187 = 626,357,260

This can also be written as 22 x 51 x 1491 x 210,1871 = 626,357,260

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


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