Greatest Common Factor of 21, 958, 128

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

• Greatest Common Factor of 21, 958, 128 by common division method
• Greatest Common Factor of 21, 958, 128 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 958

List of positive integer factors of 958 that divides 958 without a remainder.

1,2,479,958

Factors of 128

List of positive integer factors of 128 that divides 128 without a remainder.

1,2,4,8,16,32,64,128

Greatest Common Factor

We found the factors 21,958,128 . The biggest common factor number is the GCF number.
So the greatest common factor 21,958,128 is 1.

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

• GCF of 68, 675, 701
• GCF of 11, 210, 705
• GCF of 43, 908, 323
• GCF of 19, 774, 900
• GCF of 12, 141, 678

1. What is the GCF of 21, 958, 128?

Answer: GCF of 21, 958, 128 is 1.

2. How to Find the GCF of 21, 958, 128

Answer: Greatest Common Factor(GCF) of 21, 958, 128 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 958, 128) = 1.