Greatest Common Factor of 231, 305, 953, 840, 421

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

• Greatest Common Factor of 231, 305, 953, 840, 421 by common division method
• Greatest Common Factor of 231, 305, 953, 840, 421 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 231

List of positive integer factors of 231 that divides 231 without a remainder.

1,3,7,11,21,33,77,231

Factors of 305

List of positive integer factors of 305 that divides 305 without a remainder.

1,5,61,305

Factors of 953

List of positive integer factors of 953 that divides 953 without a remainder.

1,953

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 421

List of positive integer factors of 421 that divides 421 without a remainder.

1,421

Greatest Common Factor

We found the factors 231,305,953,840,421 . The biggest common factor number is the GCF number.
So the greatest common factor 231,305,953,840,421 is 1.

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

• GCF of 521, 546, 370, 268, 631
• GCF of 416, 593, 490, 530, 566
• GCF of 831, 757, 699, 134, 701
• GCF of 266, 122, 813, 580, 834
• GCF of 742, 302, 616, 650, 695

1. What is the GCF of 231, 305, 953, 840, 421?

Answer: GCF of 231, 305, 953, 840, 421 is 1.

2. How to Find the GCF of 231, 305, 953, 840, 421

Answer: Greatest Common Factor(GCF) of 231, 305, 953, 840, 421 = 1

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

Step 2: Then multiply all the prime factors GCF(231, 305, 953, 840, 421) = 1.