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What is the least common factor of 12 and 16?
The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 16 are 1, 2, 4, 8, and 16. The common factors of 12 and 16 are 1, 2, and 4. Therefore, the least common factor (the smallest common factor) is 1.
What is the greatest common factor of 16 and 12?
The GCF of 12 and 16 is 4.The factors of 12 are 1, 2, 3, 4, 6, and 12The factors of 16 are 1, 2, 4, 8, and 16The highest factor in both lists is 4.orThe prime factorization of 12 is 2^2*3The prime factorization of 16 is 2^4So the highest common multiple is 2^2 which equals 4.12 and 16's highest common factor is four.
What is the greatest common factor of 12 and 144?
Since 12 is a factor of 144 and 12 is the largest factor of itself, the greatest common factor of 12 and 144 is 12.
What is the greatest common factor of 13 and 16?
The factors of 13 are 1 and 13. The factors of 16 are 1, 2, 4, 8, and 16. The only common factor is 1. Therefore, 1 is the greatest common factor. This means 13 and 16 are relatively prime. 1, in whole numbers.
What is the greatest common factor of 16 and 21?
The greatest factor of 21 and 16 is 21, which is a factor of 21 but not of 16.
