Greatest Common Factor of 28, 77, 45, 964

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

• Greatest Common Factor of 28, 77, 45, 964 by common division method
• Greatest Common Factor of 28, 77, 45, 964 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 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 964

List of positive integer factors of 964 that divides 964 without a remainder.

1,2,4,241,482,964

Greatest Common Factor

We found the factors 28,77,45,964 . The biggest common factor number is the GCF number.
So the greatest common factor 28,77,45,964 is 1.

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

• GCF of 65, 89, 60, 485
• GCF of 11, 89, 12, 817
• GCF of 66, 14, 11, 338
• GCF of 94, 43, 88, 764
• GCF of 24, 25, 85, 171

1. What is the GCF of 28, 77, 45, 964?

Answer: GCF of 28, 77, 45, 964 is 1.

2. How to Find the GCF of 28, 77, 45, 964

Answer: Greatest Common Factor(GCF) of 28, 77, 45, 964 = 1

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

Step 2: Then multiply all the prime factors GCF(28, 77, 45, 964) = 1.