Q: What are the prime factors of the number 130,037,886?

 A: 2, 3, 11, 72973

Why are those the prime factors of the number 130,037,886?

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 130,037,886

130,037,886
Factor Arrows
265,018,943
Factor Arrows
321,672,981
Factor Arrows
37,224,327
Factor Arrows
32,408,109
Factor Arrows
3802,703
Factor Arrows
1172,973

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, 11, 72973

We can check our work by multiplying all of the prime factors together: 2 x 3 x 3 x 3 x 3 x 11 x 72,973 = 130,037,886

This can also be written as 21 x 34 x 111 x 72,9731 = 130,037,886

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


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