Greatest Common Factor of 77, 24, 90, 123

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

• Greatest Common Factor of 77, 24, 90, 123 by common division method
• Greatest Common Factor of 77, 24, 90, 123 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 77

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

1,7,11,77

Factors of 24

List of positive integer factors of 24 that divides 24 without a remainder.

1,2,3,4,6,8,12,24

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 123

List of positive integer factors of 123 that divides 123 without a remainder.

1,3,41,123

Greatest Common Factor

We found the factors 77,24,90,123 . The biggest common factor number is the GCF number.
So the greatest common factor 77,24,90,123 is 1.

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

• GCF of 64, 58, 17, 756
• GCF of 71, 33, 78, 402
• GCF of 44, 75, 42, 450
• GCF of 36, 37, 12, 673
• GCF of 44, 41, 70, 771

1. What is the GCF of 77, 24, 90, 123?

Answer: GCF of 77, 24, 90, 123 is 1.

2. How to Find the GCF of 77, 24, 90, 123

Answer: Greatest Common Factor(GCF) of 77, 24, 90, 123 = 1

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

Step 2: Then multiply all the prime factors GCF(77, 24, 90, 123) = 1.