Greatest Common Factor of 99, 10, 78, 143

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

• Greatest Common Factor of 99, 10, 78, 143 by common division method
• Greatest Common Factor of 99, 10, 78, 143 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 99

List of positive integer factors of 99 that divides 99 without a remainder.

1,3,9,11,33,99

Factors of 10

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

1,2,5,10

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 143

List of positive integer factors of 143 that divides 143 without a remainder.

1,11,13,143

Greatest Common Factor

We found the factors 99,10,78,143 . The biggest common factor number is the GCF number.
So the greatest common factor 99,10,78,143 is 1.

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

• GCF of 72, 55, 21, 424
• GCF of 19, 82, 41, 731
• GCF of 37, 76, 32, 665
• GCF of 20, 62, 41, 923
• GCF of 17, 83, 24, 502

1. What is the GCF of 99, 10, 78, 143?

Answer: GCF of 99, 10, 78, 143 is 1.

2. How to Find the GCF of 99, 10, 78, 143

Answer: Greatest Common Factor(GCF) of 99, 10, 78, 143 = 1

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

Step 2: Then multiply all the prime factors GCF(99, 10, 78, 143) = 1.