Greatest Common Factor of 77, 20, 368, 609

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

• Greatest Common Factor of 77, 20, 368, 609 by common division method
• Greatest Common Factor of 77, 20, 368, 609 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 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 368

List of positive integer factors of 368 that divides 368 without a remainder.

1,2,4,8,16,23,46,92,184,368

Factors of 609

List of positive integer factors of 609 that divides 609 without a remainder.

1,3,7,21,29,87,203,609

Greatest Common Factor

We found the factors 77,20,368,609 . The biggest common factor number is the GCF number.
So the greatest common factor 77,20,368,609 is 1.

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

• GCF of 56, 89, 834, 898
• GCF of 12, 75, 979, 390
• GCF of 96, 36, 158, 410
• GCF of 96, 17, 603, 588
• GCF of 30, 53, 194, 155

1. What is the GCF of 77, 20, 368, 609?

Answer: GCF of 77, 20, 368, 609 is 1.

2. How to Find the GCF of 77, 20, 368, 609

Answer: Greatest Common Factor(GCF) of 77, 20, 368, 609 = 1

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

Step 2: Then multiply all the prime factors GCF(77, 20, 368, 609) = 1.