Greatest Common Factor of 61, 16, 85, 297

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

• Greatest Common Factor of 61, 16, 85, 297 by common division method
• Greatest Common Factor of 61, 16, 85, 297 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 61

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

1,61

Factors of 16

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

1,2,4,8,16

Factors of 85

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

1,5,17,85

Factors of 297

List of positive integer factors of 297 that divides 297 without a remainder.

1,3,9,11,27,33,99,297

Greatest Common Factor

We found the factors 61,16,85,297 . The biggest common factor number is the GCF number.
So the greatest common factor 61,16,85,297 is 1.

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

• GCF of 57, 43, 36, 379
• GCF of 20, 99, 97, 203
• GCF of 32, 81, 23, 601
• GCF of 72, 48, 85, 558
• GCF of 80, 18, 55, 331

1. What is the GCF of 61, 16, 85, 297?

Answer: GCF of 61, 16, 85, 297 is 1.

2. How to Find the GCF of 61, 16, 85, 297

Answer: Greatest Common Factor(GCF) of 61, 16, 85, 297 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 16, 85, 297) = 1.