Q: What are the prime factors of the number 260,126,000?

 A: 2, 5, 113, 1151

Why are those the prime factors of the number 260,126,000?

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 260,126,000

260,126,000
Factor Arrows
2130,063,000
Factor Arrows
265,031,500
Factor Arrows
232,515,750
Factor Arrows
216,257,875
Factor Arrows
53,251,575
Factor Arrows
5650,315
Factor Arrows
5130,063
Factor Arrows
1131,151

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, 113, 1151

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 5 x 5 x 5 x 113 x 1,151 = 260,126,000

This can also be written as 24 x 53 x 1131 x 1,1511 = 260,126,000

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


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