Q: What are the prime factors of the number 624,641,358?

 A: 2, 3, 11, 53, 178571

Why are those the prime factors of the number 624,641,358?

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 624,641,358

624,641,358
Factor Arrows
2312,320,679
Factor Arrows
3104,106,893
Factor Arrows
119,464,263
Factor Arrows
53178,571

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, 11, 53, 178571

We can check our work by multiplying all of the prime factors together: 2 x 3 x 11 x 53 x 178,571 = 624,641,358

This can also be written as 21 x 31 x 111 x 531 x 178,5711 = 624,641,358

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


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