Q: What are the prime factors of the number 25,337,152?

 A: 2, 149, 2657

Why are those the prime factors of the number 25,337,152?

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 25,337,152

25,337,152
Factor Arrows
212,668,576
Factor Arrows
26,334,288
Factor Arrows
23,167,144
Factor Arrows
21,583,572
Factor Arrows
2791,786
Factor Arrows
2395,893
Factor Arrows
1492,657

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, 149, 2657

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 149 x 2,657 = 25,337,152

This can also be written as 26 x 1491 x 2,6571 = 25,337,152

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


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