Greatest Common Factor of 85, 70, 45, 46

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

• Greatest Common Factor of 85, 70, 45, 46 by common division method
• Greatest Common Factor of 85, 70, 45, 46 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 85

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

1,5,17,85

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 45

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

1,3,5,9,15,45

Factors of 46

List of positive integer factors of 46 that divides 46 without a remainder.

1,2,23,46

Greatest Common Factor

We found the factors 85,70,45,46 . The biggest common factor number is the GCF number.
So the greatest common factor 85,70,45,46 is 1.

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

• GCF of 59, 47, 11, 73
• GCF of 18, 57, 78, 11
• GCF of 12, 93, 53, 76
• GCF of 30, 61, 77, 22
• GCF of 10, 57, 64, 50

1. What is the GCF of 85, 70, 45, 46?

Answer: GCF of 85, 70, 45, 46 is 1.

2. How to Find the GCF of 85, 70, 45, 46

Answer: Greatest Common Factor(GCF) of 85, 70, 45, 46 = 1

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

Step 2: Then multiply all the prime factors GCF(85, 70, 45, 46) = 1.