Greatest Common Factor of 21, 692, 129

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

• Greatest Common Factor of 21, 692, 129 by common division method
• Greatest Common Factor of 21, 692, 129 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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 692

List of positive integer factors of 692 that divides 692 without a remainder.

1,2,4,173,346,692

Factors of 129

List of positive integer factors of 129 that divides 129 without a remainder.

1,3,43,129

Greatest Common Factor

We found the factors 21,692,129 . The biggest common factor number is the GCF number.
So the greatest common factor 21,692,129 is 1.

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

• GCF of 46, 313, 321
• GCF of 90, 803, 372
• GCF of 39, 539, 741
• GCF of 97, 880, 296
• GCF of 67, 890, 292

1. What is the GCF of 21, 692, 129?

Answer: GCF of 21, 692, 129 is 1.

2. How to Find the GCF of 21, 692, 129

Answer: Greatest Common Factor(GCF) of 21, 692, 129 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 692, 129) = 1.