Q: What are the prime factors of the number 740,155,864?

 A: 2, 7, 29, 455761

Why are those the prime factors of the number 740,155,864?

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 740,155,864

740,155,864
Factor Arrows
2370,077,932
Factor Arrows
2185,038,966
Factor Arrows
292,519,483
Factor Arrows
713,217,069
Factor Arrows
29455,761

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, 29, 455761

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 7 x 29 x 455,761 = 740,155,864

This can also be written as 23 x 71 x 291 x 455,7611 = 740,155,864

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


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