Greatest Common Factor of 42, 53, 61, 381

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

• Greatest Common Factor of 42, 53, 61, 381 by common division method
• Greatest Common Factor of 42, 53, 61, 381 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 53

List of positive integer factors of 53 that divides 53 without a remainder.

1,53

Factors of 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 381

List of positive integer factors of 381 that divides 381 without a remainder.

1,3,127,381

Greatest Common Factor

We found the factors 42,53,61,381 . The biggest common factor number is the GCF number.
So the greatest common factor 42,53,61,381 is 1.

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

• GCF of 72, 32, 72, 201
• GCF of 21, 38, 97, 110
• GCF of 42, 88, 17, 604
• GCF of 67, 16, 21, 515
• GCF of 74, 74, 46, 185

1. What is the GCF of 42, 53, 61, 381?

Answer: GCF of 42, 53, 61, 381 is 1.

2. How to Find the GCF of 42, 53, 61, 381

Answer: Greatest Common Factor(GCF) of 42, 53, 61, 381 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 53, 61, 381) = 1.