Greatest Common Factor of 21, 80, 152, 698

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

• Greatest Common Factor of 21, 80, 152, 698 by common division method
• Greatest Common Factor of 21, 80, 152, 698 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 152

List of positive integer factors of 152 that divides 152 without a remainder.

1,2,4,8,19,38,76,152

Factors of 698

List of positive integer factors of 698 that divides 698 without a remainder.

1,2,349,698

Greatest Common Factor

We found the factors 21,80,152,698 . The biggest common factor number is the GCF number.
So the greatest common factor 21,80,152,698 is 1.

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

• GCF of 16, 95, 259, 105
• GCF of 26, 80, 161, 318
• GCF of 54, 72, 496, 425
• GCF of 41, 24, 728, 673
• GCF of 88, 26, 915, 798

1. What is the GCF of 21, 80, 152, 698?

Answer: GCF of 21, 80, 152, 698 is 1.

2. How to Find the GCF of 21, 80, 152, 698

Answer: Greatest Common Factor(GCF) of 21, 80, 152, 698 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 80, 152, 698) = 1.