Greatest Common Factor of 40, 88, 21, 575

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

• Greatest Common Factor of 40, 88, 21, 575 by common division method
• Greatest Common Factor of 40, 88, 21, 575 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 40

List of positive integer factors of 40 that divides 40 without a remainder.

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

Factors of 88

List of positive integer factors of 88 that divides 88 without a remainder.

1,2,4,8,11,22,44,88

Factors of 21

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

1,3,7,21

Factors of 575

List of positive integer factors of 575 that divides 575 without a remainder.

1,5,23,25,115,575

Greatest Common Factor

We found the factors 40,88,21,575 . The biggest common factor number is the GCF number.
So the greatest common factor 40,88,21,575 is 1.

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

• GCF of 99, 49, 23, 872
• GCF of 20, 87, 57, 616
• GCF of 45, 72, 85, 311
• GCF of 62, 90, 18, 482
• GCF of 72, 43, 65, 403

1. What is the GCF of 40, 88, 21, 575?

Answer: GCF of 40, 88, 21, 575 is 1.

2. How to Find the GCF of 40, 88, 21, 575

Answer: Greatest Common Factor(GCF) of 40, 88, 21, 575 = 1

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

Step 2: Then multiply all the prime factors GCF(40, 88, 21, 575) = 1.