Greatest Common Factor of 42, 121, 544, 624

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

• Greatest Common Factor of 42, 121, 544, 624 by common division method
• Greatest Common Factor of 42, 121, 544, 624 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 121

List of positive integer factors of 121 that divides 121 without a remainder.

1,11,121

Factors of 544

List of positive integer factors of 544 that divides 544 without a remainder.

1,2,4,8,16,17,32,34,68,136,272,544

Factors of 624

List of positive integer factors of 624 that divides 624 without a remainder.

1,2,3,4,6,8,12,13,16,24,26,39,48,52,78,104,156,208,312,624

Greatest Common Factor

We found the factors 42,121,544,624 . The biggest common factor number is the GCF number.
So the greatest common factor 42,121,544,624 is 1.

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

• GCF of 12, 406, 503, 128
• GCF of 74, 634, 662, 760
• GCF of 87, 117, 498, 381
• GCF of 10, 697, 342, 139
• GCF of 89, 742, 541, 782

1. What is the GCF of 42, 121, 544, 624?

Answer: GCF of 42, 121, 544, 624 is 1.

2. How to Find the GCF of 42, 121, 544, 624

Answer: Greatest Common Factor(GCF) of 42, 121, 544, 624 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 121, 544, 624) = 1.