1, 61.
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61 is a prime number. The only two factors of a prime number are 1 and itself.The two factors of 61 are 1 and 61. There are only two factors of a prime number.The only factor pair of 61 is 1 x 61. There is only one factor pair of a prime number.The proper factors of 61 are only 1 or,if the definition you are using excludes 1, there are none.The only prime factor of 61 is 61. There is only one prime factor of a prime number - itself.The distinct prime factor (listing each prime factor only once) of 61 is also 61.The prime factorization of 61 is 61. In some cases, to emphasize that it is prime, you might write the prime factorization as 1 x 61.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.
427 is a composite number because it has factors other than 1 and itself. It is not a prime number.The 4 factors of 427 are 1, 7, 61, and 427.The factor pairs of 427 are 1 x 427 and 7 x 61.The proper factors of 427 are 1, 7, and 61 or,if the definition you are using excludes 1, they are 7 and 61.The prime factors of 427 are 7 and 61.The 2 distinct prime factors (listing each prime factor only once) of 427 are 7 and 61.The prime factorization of 427 is 7 x 61.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 factors of 82 are: 1, 2, 41, 82The factors of 122 are: 1, 2, 61, 122The common factors are: 1, 2The Greatest Common Factor (GCF) is: 2
To find the greatest common factor (GCF) of 549 and 1220, you need to list the factors of each number. The factors of 549 are 1, 3, 7, 61, 183, and 549. The factors of 1220 are 1, 2, 4, 5, 10, 61, 122, 244, 305, 610, and 1220. The GCF is the largest number that appears in both lists, which in this case is 61. Therefore, the GCF of 549 and 1220 is 61.
5 is the greatest common factor of 15 and 305.15 factors to [3 5]305 factors to [5 61]common factors are [5] ■5A:5