Q: What are the prime factors of the number 144,130,104?

 A: 2, 3, 151, 491

Why are those the prime factors of the number 144,130,104?

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 144,130,104

144,130,104
Factor Arrows
272,065,052
Factor Arrows
236,032,526
Factor Arrows
218,016,263
Factor Arrows
36,005,421
Factor Arrows
32,001,807
Factor Arrows
3667,269
Factor Arrows
3222,423
Factor Arrows
374,141
Factor Arrows
151491

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, 151, 491

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 3 x 3 x 3 x 3 x 3 x 151 x 491 = 144,130,104

This can also be written as 23 x 35 x 1511 x 4911 = 144,130,104

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


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