The common factors of 21 and 24 are: 1 and 3
The factors of 15 are 1, 3, 5, and 15. The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24. The factors they have in common are 1 and 3. Therefore, the greatest common factor is 3. The greatest common factor can also be determined from the prime factors. The prime factors of 15 are 3 and 5. The prime factors of 24 are 2, 2, 2, and 3. The prime factors they have in common are a single 3, so the greatest common factor is 3.
The common factors of 24 and 42 are 1, 2, 3 and 6
4,20 and,24 have 3 common factors and they are 1,2,4. :-)
The common factors of 24 and 420 are: 1, 2, 3, 4, 6, and 12
The common factors of 24 and 45 are: 1 and 31 and 3
The common factors of 24 and 51 are: 1 and 3
The common factors of 21 and 24 are: 1 and 3
The common factors of 24 and 27 are 1 and 3
The common factors of 9 and 24 are: 1 and 3
The common factors are: 1, 3
The factors of 15 are 1, 3, 5, and 15. The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24. The factors they have in common are 1 and 3. Therefore, the greatest common factor is 3. The greatest common factor can also be determined from the prime factors. The prime factors of 15 are 3 and 5. The prime factors of 24 are 2, 2, 2, and 3. The prime factors they have in common are a single 3, so the greatest common factor is 3.
The common factors of 24 and 42 are 1, 2, 3 and 6
4,20 and,24 have 3 common factors and they are 1,2,4. :-)
The common factors of 9, 21, and 24 are: 1 and 3
The common factors of 54 and 24 are: 1, 2, 3, and 6
The common factors of 24 and 48 are 1, 2, 3, 4, 6, 8, 12, and 24.