Greatest Common Factor of 42, 22, 85, 456

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

• Greatest Common Factor of 42, 22, 85, 456 by common division method
• Greatest Common Factor of 42, 22, 85, 456 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 22

List of positive integer factors of 22 that divides 22 without a remainder.

1,2,11,22

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 456

List of positive integer factors of 456 that divides 456 without a remainder.

1,2,3,4,6,8,12,19,24,38,57,76,114,152,228,456

Greatest Common Factor

We found the factors 42,22,85,456 . The biggest common factor number is the GCF number.
So the greatest common factor 42,22,85,456 is 1.

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

• GCF of 35, 29, 98, 809
• GCF of 34, 90, 64, 473
• GCF of 39, 75, 37, 383
• GCF of 79, 56, 21, 245
• GCF of 74, 81, 93, 890

1. What is the GCF of 42, 22, 85, 456?

Answer: GCF of 42, 22, 85, 456 is 1.

2. How to Find the GCF of 42, 22, 85, 456

Answer: Greatest Common Factor(GCF) of 42, 22, 85, 456 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 22, 85, 456) = 1.