Q: What are the prime factors of the number 1,363,712?

 A: 2, 7, 761

Why are those the prime factors of the number 1,363,712?

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 1,363,712

1,363,712
Factor Arrows
2681,856
Factor Arrows
2340,928
Factor Arrows
2170,464
Factor Arrows
285,232
Factor Arrows
242,616
Factor Arrows
221,308
Factor Arrows
210,654
Factor Arrows
25,327
Factor Arrows
7761

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, 761

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 2 x 2 x 7 x 761 = 1,363,712

This can also be written as 28 x 71 x 7611 = 1,363,712

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


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