Greatest Common Factor of 33, 21, 770

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 33, 21, 770 by common division method
• Greatest Common Factor of 33, 21, 770 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 770

List of positive integer factors of 770 that divides 770 without a remainder.

1,2,5,7,10,11,14,22,35,55,70,77,110,154,385,770

Greatest Common Factor

We found the factors 33,21,770 . The biggest common factor number is the GCF number.
So the greatest common factor 33,21,770 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 80, 17, 978
• GCF of 80, 57, 804
• GCF of 62, 54, 939
• GCF of 56, 30, 996
• GCF of 42, 50, 722

1. What is the GCF of 33, 21, 770?

Answer: GCF of 33, 21, 770 is 1.

2. How to Find the GCF of 33, 21, 770

Answer: Greatest Common Factor(GCF) of 33, 21, 770 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(33, 21, 770) = 1.