Greatest Common Factor of 57, 47, 63, 138

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

• Greatest Common Factor of 57, 47, 63, 138 by common division method
• Greatest Common Factor of 57, 47, 63, 138 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 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Greatest Common Factor

We found the factors 57,47,63,138 . The biggest common factor number is the GCF number.
So the greatest common factor 57,47,63,138 is 1.

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

• GCF of 88, 94, 93, 472
• GCF of 82, 27, 55, 411
• GCF of 28, 77, 13, 338
• GCF of 51, 24, 44, 631
• GCF of 59, 95, 70, 240

1. What is the GCF of 57, 47, 63, 138?

Answer: GCF of 57, 47, 63, 138 is 1.

2. How to Find the GCF of 57, 47, 63, 138

Answer: Greatest Common Factor(GCF) of 57, 47, 63, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(57, 47, 63, 138) = 1.