Greatest Common Factor of 840, 972, 491

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

• Greatest Common Factor of 840, 972, 491 by common division method
• Greatest Common Factor of 840, 972, 491 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 840

List of positive integer factors of 840 that divides 840 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,20,21,24,28,30,35,40,42,56,60,70,84,105,120,140,168,210,280,420,840

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

Factors of 491

List of positive integer factors of 491 that divides 491 without a remainder.

1,491

Greatest Common Factor

We found the factors 840,972,491 . The biggest common factor number is the GCF number.
So the greatest common factor 840,972,491 is 1.

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

• GCF of 435, 900, 625
• GCF of 863, 452, 795
• GCF of 761, 361, 594
• GCF of 953, 149, 205
• GCF of 719, 696, 553

1. What is the GCF of 840, 972, 491?

Answer: GCF of 840, 972, 491 is 1.

2. How to Find the GCF of 840, 972, 491

Answer: Greatest Common Factor(GCF) of 840, 972, 491 = 1

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

Step 2: Then multiply all the prime factors GCF(840, 972, 491) = 1.