0
Express each number in terms of its prime factors.
105 = 3 x 5 x 7
189 = 3 x 3 x 3 x 7
The prime factors common to both numbers are 3 and 7.
The greatest common factor is therefore 3 x 7 = 21
Wiki User
∙ 14y ago
Add your answer:
Earn +20 pts
Greatest common factor of 63 84 and 105?
The greatest common factor of 63, 84, and 105 is 21.
What is the greatest common factor of 84 105 142 and 148?
The GCF of 84, 105, 142, and 148 is 1.
What is the greatest common factor of 15 and 105?
The greatest common factor of 15 and 105 is 15.
What is the greatest common factor of 2849 and 105?
what is the greatest common factor of 28 49 and 105
What is the greatest common factor of 56 105?
The greatest common factor of 56 and 105 is 7.
Greatest Common Factor of 84 and 105?
The greatest common factor of 84 and 105 is 21.
Greatest common factor of 63 84 and 105?
The greatest common factor of 63, 84, and 105 is 21.
What is the greatest common factor of 84 105 142 and 148?
The GCF of 84, 105, 142, and 148 is 1.
What is greatest common factor of 84 and 105?
The GCF is 21.
What is the greatest common factor for 84 105 and 147?
21.
Greatest common factor for 84 and 105?
The GCF is 21.
What are the greatest common factor of 63 84 105?
The GCF is 21.
What are the greatest common factor of 6384105?
If that's 63, 84 and 105, the GCF is 21.
What is the greatest common factors of 84 and 105?
The GCF of 84 and 105 is 21.The factors of 84 are 1, 2, 3, 4, 6, 7, 12, 14, 21, and 84.The factors of 105 are 1, 3, 5, 7, 15, 21, 35, and 105.The greatest number they have in common (Hint hint, greatest common factor) is 21.
What is the greatest factor of 84?
The greatest factor of any number is itself.
What are the factors of 84 and 105 that are square numbers?
4 is the only square number that is a factor of 84. No square number is a factor of 105.
What is the greatest common factor of 91 and 105?
The greatest common factor of 91 , 105 = 7
