Greatest Common Factor of 57, 9421, 390

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

• Greatest Common Factor of 57, 9421, 390 by common division method
• Greatest Common Factor of 57, 9421, 390 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 57

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

1,3,19,57

Factors of 9421

List of positive integer factors of 9421 that divides 9421 without a remainder.

1,9421

Factors of 390

List of positive integer factors of 390 that divides 390 without a remainder.

1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390

Greatest Common Factor

We found the factors 57,9421,390 . The biggest common factor number is the GCF number.
So the greatest common factor 57,9421,390 is 1.

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

• GCF of 25, 1208, 781
• GCF of 66, 1669, 652
• GCF of 16, 7214, 290
• GCF of 44, 7178, 115
• GCF of 46, 4575, 169

1. What is the GCF of 57, 9421, 390?

Answer: GCF of 57, 9421, 390 is 1.

2. How to Find the GCF of 57, 9421, 390

Answer: Greatest Common Factor(GCF) of 57, 9421, 390 = 1

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

Step 2: Then multiply all the prime factors GCF(57, 9421, 390) = 1.