Q: What are the prime factors of the number 1,464,624?

 A: 2, 3, 7, 1453

Why are those the prime factors of the number 1,464,624?

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 1,464,624

1,464,624
Factor Arrows
2732,312
Factor Arrows
2366,156
Factor Arrows
2183,078
Factor Arrows
291,539
Factor Arrows
330,513
Factor Arrows
310,171
Factor Arrows
71,453

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, 3, 7, 1453

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 3 x 7 x 1,453 = 1,464,624

This can also be written as 24 x 32 x 71 x 1,4531 = 1,464,624

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


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