Q: What are the prime factors of the number 1,842,848?

 A: 2, 7, 19, 433

Why are those the prime factors of the number 1,842,848?

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 1,842,848

1,842,848
Factor Arrows
2921,424
Factor Arrows
2460,712
Factor Arrows
2230,356
Factor Arrows
2115,178
Factor Arrows
257,589
Factor Arrows
78,227
Factor Arrows
19433

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, 19, 433

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 19 x 433 = 1,842,848

This can also be written as 25 x 71 x 191 x 4331 = 1,842,848

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


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