Greatest Common Factor of 71, 57, 78, 168

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

• Greatest Common Factor of 71, 57, 78, 168 by common division method
• Greatest Common Factor of 71, 57, 78, 168 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 57

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

1,3,19,57

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 168

List of positive integer factors of 168 that divides 168 without a remainder.

1,2,3,4,6,7,8,12,14,21,24,28,42,56,84,168

Greatest Common Factor

We found the factors 71,57,78,168 . The biggest common factor number is the GCF number.
So the greatest common factor 71,57,78,168 is 1.

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

• GCF of 27, 83, 26, 392
• GCF of 99, 46, 16, 158
• GCF of 46, 65, 85, 286
• GCF of 76, 29, 63, 557
• GCF of 12, 76, 77, 358

1. What is the GCF of 71, 57, 78, 168?

Answer: GCF of 71, 57, 78, 168 is 1.

2. How to Find the GCF of 71, 57, 78, 168

Answer: Greatest Common Factor(GCF) of 71, 57, 78, 168 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 57, 78, 168) = 1.