There are not common factors of 138 because there cannot be common factors without two or more numbers to compare. Common factors are factors that the numbers being compared have in common.
The factors of 138 are 1, 2, 3, 6, 23, 46, 69, and 138.
Chat with our AI personalities
The common factors of 69 and 138 are: 1, 3, 23, and 69
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 greatest common factor can be calculated by identifying the common prime factors and multiplying them together. The prime factors of 138 are 2, 3, and 23. The prime factors of 322 are 2, 7, and 23. The prime factors in common are 2 and 23, so the greatest common factor is 2 x 23 = 46.
The greatest common factor of 138 and 207 is 69.
2 x 3 x 23 = 138