Q: What are the prime factors of the number 146,258,350?

 A: 2, 5, 7, 417881

Why are those the prime factors of the number 146,258,350?

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 146,258,350

146,258,350
Factor Arrows
273,129,175
Factor Arrows
514,625,835
Factor Arrows
52,925,167
Factor Arrows
7417,881

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, 5, 7, 417881

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 7 x 417,881 = 146,258,350

This can also be written as 21 x 52 x 71 x 417,8811 = 146,258,350

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


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