Greatest Common Factor of 89, 45, 68, 61

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

• Greatest Common Factor of 89, 45, 68, 61 by common division method
• Greatest Common Factor of 89, 45, 68, 61 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 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 68

List of positive integer factors of 68 that divides 68 without a remainder.

1,2,4,17,34,68

Factors of 61

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

1,61

Greatest Common Factor

We found the factors 89,45,68,61 . The biggest common factor number is the GCF number.
So the greatest common factor 89,45,68,61 is 1.

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

• GCF of 22, 68, 73, 63
• GCF of 10, 33, 94, 96
• GCF of 39, 97, 66, 79
• GCF of 62, 11, 67, 99
• GCF of 52, 34, 76, 67

1. What is the GCF of 89, 45, 68, 61?

Answer: GCF of 89, 45, 68, 61 is 1.

2. How to Find the GCF of 89, 45, 68, 61

Answer: Greatest Common Factor(GCF) of 89, 45, 68, 61 = 1

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

Step 2: Then multiply all the prime factors GCF(89, 45, 68, 61) = 1.