2 x 3 x 5 x 23
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Use a factor tree. 690 345,2 115,3,2 23,5,3,2
To find the factors of 690, we start by dividing 690 by the smallest prime number, which is 2. We get 2 x 345. Continuing this process, we find the prime factorization of 690 to be 2 x 3 x 5 x 23. Therefore, the factors of 690 are 1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, and 690.
113 is already prime. No factorization.
What is the prime factorization of 256^180
3 is already prime. No factorization.