Greatest Common Factor of 48, 23, 64, 420

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

• Greatest Common Factor of 48, 23, 64, 420 by common division method
• Greatest Common Factor of 48, 23, 64, 420 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 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

Factors of 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 64

List of positive integer factors of 64 that divides 64 without a remainder.

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

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Greatest Common Factor

We found the factors 48,23,64,420 . The biggest common factor number is the GCF number.
So the greatest common factor 48,23,64,420 is 1.

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

• GCF of 85, 51, 21, 491
• GCF of 12, 33, 50, 659
• GCF of 37, 34, 31, 723
• GCF of 28, 19, 41, 875
• GCF of 31, 91, 28, 640

1. What is the GCF of 48, 23, 64, 420?

Answer: GCF of 48, 23, 64, 420 is 1.

2. How to Find the GCF of 48, 23, 64, 420

Answer: Greatest Common Factor(GCF) of 48, 23, 64, 420 = 1

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

Step 2: Then multiply all the prime factors GCF(48, 23, 64, 420) = 1.