Divide the number by each prime up to the prime that will go into the number leaving no remainder:
648/2=324
324/2=162
162/2=81
81/3=27
27/3=9
9/3=3
3/3=1
Listing each divisor as a prime factor, the prime factorization of 324 is 2x2x2x3x3x3x3 or 23x34.
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Oh, dude, the Highest Common Factor (HCF) of 3888 and 648 is 216. It's like the biggest number that can divide both 3888 and 648 without leaving a remainder. So, if you ever need to split 3888 and 648 into equal groups, 216 is your go-to number.
The prime factorization is... 2x2x2x2x2x5x5
The prime number is the prime factorization. For example, the prime factorization of the prime number 3 is 3. Get it?
Yes. Any prime number greater than 100 has only itself in its prime factorization. Examples: The prime factorization of 101 is 101. The prime factorization of 109 is 109. The prime factorization of 127 is 127. The prime factorization of 311 is 311. The prime factorization of 691 is 691.
Prime Factorization of 9 and 15The prime factorization of 9 is:3 X 3The prime factorization of 15 is:3 X 5