Q: What are the prime factors of the number 1,864,352?

 A: 2, 7, 29, 41

Why are those the prime factors of the number 1,864,352?

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 1,864,352

1,864,352
Factor Arrows
2932,176
Factor Arrows
2466,088
Factor Arrows
2233,044
Factor Arrows
2116,522
Factor Arrows
258,261
Factor Arrows
78,323
Factor Arrows
71,189
Factor Arrows
2941

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, 7, 29, 41

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 7 x 7 x 29 x 41 = 1,864,352

This can also be written as 25 x 72 x 291 x 411 = 1,864,352

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


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