Greatest Common Factor of 38, 21, 57, 757

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

• Greatest Common Factor of 38, 21, 57, 757 by common division method
• Greatest Common Factor of 38, 21, 57, 757 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 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 21

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

1,3,7,21

Factors of 57

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

1,3,19,57

Factors of 757

List of positive integer factors of 757 that divides 757 without a remainder.

1,757

Greatest Common Factor

We found the factors 38,21,57,757 . The biggest common factor number is the GCF number.
So the greatest common factor 38,21,57,757 is 1.

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

• GCF of 98, 34, 61, 205
• GCF of 29, 59, 17, 359
• GCF of 78, 46, 12, 628
• GCF of 53, 36, 56, 884
• GCF of 95, 98, 58, 233

1. What is the GCF of 38, 21, 57, 757?

Answer: GCF of 38, 21, 57, 757 is 1.

2. How to Find the GCF of 38, 21, 57, 757

Answer: Greatest Common Factor(GCF) of 38, 21, 57, 757 = 1

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

Step 2: Then multiply all the prime factors GCF(38, 21, 57, 757) = 1.