Q: What are the prime factors of the number 66,905,056?

 A: 2, 59, 35437

Why are those the prime factors of the number 66,905,056?

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 66,905,056

66,905,056
Factor Arrows
233,452,528
Factor Arrows
216,726,264
Factor Arrows
28,363,132
Factor Arrows
24,181,566
Factor Arrows
22,090,783
Factor Arrows
5935,437

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, 59, 35437

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 59 x 35,437 = 66,905,056

This can also be written as 25 x 591 x 35,4371 = 66,905,056

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


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