Greatest Common Factor of 12, 77, 18, 157

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

• Greatest Common Factor of 12, 77, 18, 157 by common division method
• Greatest Common Factor of 12, 77, 18, 157 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 77

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

1,7,11,77

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 157

List of positive integer factors of 157 that divides 157 without a remainder.

1,157

Greatest Common Factor

We found the factors 12,77,18,157 . The biggest common factor number is the GCF number.
So the greatest common factor 12,77,18,157 is 1.

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

• GCF of 36, 73, 82, 660
• GCF of 99, 16, 34, 741
• GCF of 66, 72, 67, 772
• GCF of 82, 27, 31, 575
• GCF of 65, 61, 73, 920

1. What is the GCF of 12, 77, 18, 157?

Answer: GCF of 12, 77, 18, 157 is 1.

2. How to Find the GCF of 12, 77, 18, 157

Answer: Greatest Common Factor(GCF) of 12, 77, 18, 157 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 77, 18, 157) = 1.