Greatest Common Factor of 10, 72, 45, 195

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

• Greatest Common Factor of 10, 72, 45, 195 by common division method
• Greatest Common Factor of 10, 72, 45, 195 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 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 45

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

1,3,5,9,15,45

Factors of 195

List of positive integer factors of 195 that divides 195 without a remainder.

1,3,5,13,15,39,65,195

Greatest Common Factor

We found the factors 10,72,45,195 . The biggest common factor number is the GCF number.
So the greatest common factor 10,72,45,195 is 1.

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

• GCF of 18, 46, 57, 851
• GCF of 81, 64, 68, 866
• GCF of 63, 94, 37, 419
• GCF of 85, 66, 41, 966
• GCF of 72, 52, 15, 156

1. What is the GCF of 10, 72, 45, 195?

Answer: GCF of 10, 72, 45, 195 is 1.

2. How to Find the GCF of 10, 72, 45, 195

Answer: Greatest Common Factor(GCF) of 10, 72, 45, 195 = 1

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

Step 2: Then multiply all the prime factors GCF(10, 72, 45, 195) = 1.