Q: What are the prime factors of the number 262,655,200?

 A: 2, 5, 397, 827

Why are those the prime factors of the number 262,655,200?

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 262,655,200

262,655,200
Factor Arrows
2131,327,600
Factor Arrows
265,663,800
Factor Arrows
232,831,900
Factor Arrows
216,415,950
Factor Arrows
28,207,975
Factor Arrows
51,641,595
Factor Arrows
5328,319
Factor Arrows
397827

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, 397, 827

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 5 x 5 x 397 x 827 = 262,655,200

This can also be written as 25 x 52 x 3971 x 8271 = 262,655,200

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


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