Greatest Common Factor of 57, 92, 72, 21, 77

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

• Greatest Common Factor of 57, 92, 72, 21, 77 by common division method
• Greatest Common Factor of 57, 92, 72, 21, 77 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 92

List of positive integer factors of 92 that divides 92 without a remainder.

1,2,4,23,46,92

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 77

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

1,7,11,77

Greatest Common Factor

We found the factors 57,92,72,21,77 . The biggest common factor number is the GCF number.
So the greatest common factor 57,92,72,21,77 is 1.

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

• GCF of 78, 24, 89, 28, 38
• GCF of 96, 14, 37, 75, 72
• GCF of 11, 14, 65, 23, 55
• GCF of 94, 42, 97, 48, 52
• GCF of 57, 50, 21, 99, 74

1. What is the GCF of 57, 92, 72, 21, 77?

Answer: GCF of 57, 92, 72, 21, 77 is 1.

2. How to Find the GCF of 57, 92, 72, 21, 77

Answer: Greatest Common Factor(GCF) of 57, 92, 72, 21, 77 = 1

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

Step 2: Then multiply all the prime factors GCF(57, 92, 72, 21, 77) = 1.