Q: What are the prime factors of the number 55,763,346?

 A: 2, 3, 29, 43, 257

Why are those the prime factors of the number 55,763,346?

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 55,763,346

55,763,346
Factor Arrows
227,881,673
Factor Arrows
39,293,891
Factor Arrows
29320,479
Factor Arrows
2911,051
Factor Arrows
43257

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, 29, 43, 257

We can check our work by multiplying all of the prime factors together: 2 x 3 x 29 x 29 x 43 x 257 = 55,763,346

This can also be written as 21 x 31 x 292 x 431 x 2571 = 55,763,346

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


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