Greatest Common Factor of 433, 77, 21

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

• Greatest Common Factor of 433, 77, 21 by common division method
• Greatest Common Factor of 433, 77, 21 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 433

List of positive integer factors of 433 that divides 433 without a remainder.

1,433

Factors of 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 433,77,21 . The biggest common factor number is the GCF number.
So the greatest common factor 433,77,21 is 1.

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

• GCF of 438, 62, 87
• GCF of 339, 31, 54
• GCF of 360, 89, 68
• GCF of 245, 94, 57
• GCF of 980, 97, 99

1. What is the GCF of 433, 77, 21?

Answer: GCF of 433, 77, 21 is 1.

2. How to Find the GCF of 433, 77, 21

Answer: Greatest Common Factor(GCF) of 433, 77, 21 = 1

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

Step 2: Then multiply all the prime factors GCF(433, 77, 21) = 1.