Greatest Common Factor of 521, 155, 972

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

• Greatest Common Factor of 521, 155, 972 by common division method
• Greatest Common Factor of 521, 155, 972 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 521

List of positive integer factors of 521 that divides 521 without a remainder.

1,521

Factors of 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Factors of 972

List of positive integer factors of 972 that divides 972 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972

Greatest Common Factor

We found the factors 521,155,972 . The biggest common factor number is the GCF number.
So the greatest common factor 521,155,972 is 1.

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

• GCF of 150, 225, 167
• GCF of 143, 770, 486
• GCF of 228, 215, 830
• GCF of 104, 376, 142
• GCF of 921, 999, 791

1. What is the GCF of 521, 155, 972?

Answer: GCF of 521, 155, 972 is 1.

2. How to Find the GCF of 521, 155, 972

Answer: Greatest Common Factor(GCF) of 521, 155, 972 = 1

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

Step 2: Then multiply all the prime factors GCF(521, 155, 972) = 1.