Q: What are the prime factors of the number 1,773,760?

 A: 2, 5, 23, 241

Why are those the prime factors of the number 1,773,760?

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 1,773,760

1,773,760
Factor Arrows
2886,880
Factor Arrows
2443,440
Factor Arrows
2221,720
Factor Arrows
2110,860
Factor Arrows
255,430
Factor Arrows
227,715
Factor Arrows
55,543
Factor Arrows
23241

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, 23, 241

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 5 x 23 x 241 = 1,773,760

This can also be written as 26 x 51 x 231 x 2411 = 1,773,760

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


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