Greatest Common Factor of 57, 16, 770, 391

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

• Greatest Common Factor of 57, 16, 770, 391 by common division method
• Greatest Common Factor of 57, 16, 770, 391 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 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 770

List of positive integer factors of 770 that divides 770 without a remainder.

1,2,5,7,10,11,14,22,35,55,70,77,110,154,385,770

Factors of 391

List of positive integer factors of 391 that divides 391 without a remainder.

1,17,23,391

Greatest Common Factor

We found the factors 57,16,770,391 . The biggest common factor number is the GCF number.
So the greatest common factor 57,16,770,391 is 1.

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

• GCF of 15, 58, 310, 370
• GCF of 44, 92, 716, 910
• GCF of 58, 62, 202, 766
• GCF of 85, 98, 547, 987
• GCF of 38, 88, 496, 281

1. What is the GCF of 57, 16, 770, 391?

Answer: GCF of 57, 16, 770, 391 is 1.

2. How to Find the GCF of 57, 16, 770, 391

Answer: Greatest Common Factor(GCF) of 57, 16, 770, 391 = 1

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

Step 2: Then multiply all the prime factors GCF(57, 16, 770, 391) = 1.