Greatest Common Factor of 45, 77, 972

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

• Greatest Common Factor of 45, 77, 972 by common division method
• Greatest Common Factor of 45, 77, 972 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 45

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

1,3,5,9,15,45

Factors of 77

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

1,7,11,77

Factors of 972

List of positive integer factors of 972 that divides 972 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972

Greatest Common Factor

We found the factors 45,77,972 . The biggest common factor number is the GCF number.
So the greatest common factor 45,77,972 is 1.

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

• GCF of 46, 36, 468
• GCF of 55, 81, 495
• GCF of 51, 25, 692
• GCF of 76, 55, 797
• GCF of 52, 63, 340

1. What is the GCF of 45, 77, 972?

Answer: GCF of 45, 77, 972 is 1.

2. How to Find the GCF of 45, 77, 972

Answer: Greatest Common Factor(GCF) of 45, 77, 972 = 1

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

Step 2: Then multiply all the prime factors GCF(45, 77, 972) = 1.