138 = 2 x 3 x 23
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The GCF of 138, 253, and 805 is 23.The prime factorization of 138 is 2*3*23The prime factorization of 253 is 11*23The prime factorization of 805 is 5*7*23Thus, the GCF of 138, 253, and 805 is 23.
138 is a composite number because it has factors other than 1 and itself. It is not a prime number. The 8 factors of 138 are 1, 2, 3, 6, 23, 46, 69, and 138. The prime factors of 138 are 2, 3, and 23. The prime factorization of 138 is 2 x 3 x 23. NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.
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.