Greatest Common Factor of 831, 51, 972, 840

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

• Greatest Common Factor of 831, 51, 972, 840 by common division method
• Greatest Common Factor of 831, 51, 972, 840 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 831

List of positive integer factors of 831 that divides 831 without a remainder.

1,3,277,831

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

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 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

Greatest Common Factor

We found the factors 831,51,972,840 . The biggest common factor number is the GCF number.
So the greatest common factor 831,51,972,840 is 3.

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

• GCF of 136, 30, 354, 965
• GCF of 607, 15, 795, 372
• GCF of 576, 70, 220, 590
• GCF of 346, 86, 145, 661
• GCF of 703, 69, 790, 522

1. What is the GCF of 831, 51, 972, 840?

Answer: GCF of 831, 51, 972, 840 is 3.

2. How to Find the GCF of 831, 51, 972, 840

Answer: Greatest Common Factor(GCF) of 831, 51, 972, 840 = 3

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

Step 2: Then multiply all the prime factors GCF(831, 51, 972, 840) = 3.