Greatest Common Factor of 21, 95, 98, 248

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

• Greatest Common Factor of 21, 95, 98, 248 by common division method
• Greatest Common Factor of 21, 95, 98, 248 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 95

List of positive integer factors of 95 that divides 95 without a remainder.

1,5,19,95

Factors of 98

List of positive integer factors of 98 that divides 98 without a remainder.

1,2,7,14,49,98

Factors of 248

List of positive integer factors of 248 that divides 248 without a remainder.

1,2,4,8,31,62,124,248

Greatest Common Factor

We found the factors 21,95,98,248 . The biggest common factor number is the GCF number.
So the greatest common factor 21,95,98,248 is 1.

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

• GCF of 17, 67, 77, 283
• GCF of 80, 70, 38, 969
• GCF of 71, 28, 92, 165
• GCF of 58, 25, 44, 836
• GCF of 68, 91, 28, 103

1. What is the GCF of 21, 95, 98, 248?

Answer: GCF of 21, 95, 98, 248 is 1.

2. How to Find the GCF of 21, 95, 98, 248

Answer: Greatest Common Factor(GCF) of 21, 95, 98, 248 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 95, 98, 248) = 1.