Greatest Common Factor of 45, 65, 770

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

• Greatest Common Factor of 45, 65, 770 by common division method
• Greatest Common Factor of 45, 65, 770 with matching the biggest common factor

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∴ So the GCF of the given numbers is 5 = 5

Factors of 45

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

1,3,5,9,15,45

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

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

Greatest Common Factor

We found the factors 45,65,770 . The biggest common factor number is the GCF number.
So the greatest common factor 45,65,770 is 5.

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

• GCF of 56, 83, 322
• GCF of 34, 49, 120
• GCF of 23, 40, 681
• GCF of 27, 12, 423
• GCF of 55, 74, 738

1. What is the GCF of 45, 65, 770?

Answer: GCF of 45, 65, 770 is 5.

2. How to Find the GCF of 45, 65, 770

Answer: Greatest Common Factor(GCF) of 45, 65, 770 = 5

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

Step 2: Then multiply all the prime factors GCF(45, 65, 770) = 5.