Q: What are the prime factors of the number 753,421,575?

 A: 3, 5, 197, 50993

Why are those the prime factors of the number 753,421,575?

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 753,421,575

753,421,575
Factor Arrows
3251,140,525
Factor Arrows
550,228,105
Factor Arrows
510,045,621
Factor Arrows
19750,993

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:

3, 5, 197, 50993

We can check our work by multiplying all of the prime factors together: 3 x 5 x 5 x 197 x 50,993 = 753,421,575

This can also be written as 31 x 52 x 1971 x 50,9931 = 753,421,575

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


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