What is the Greatest Common Factor of 1457 and 1463?

Greatest common factor (GCF) of 1457 and 1463 is 1.

GCF(1457,1463) = 1

We will now calculate the prime factors of 1457 and 1463, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1457 and 1463.

How to find the GCF of 1457 and 1463?

We will first find the prime factorization of 1457 and 1463. After we will calculate the factors of 1457 and 1463 and find the biggest common factor number .

Step-1: Prime Factorization of 1457

Prime factors of 1457 are 31, 47. Prime factorization of 1457 in exponential form is:

1457 = 31¹ × 47¹

Step-2: Prime Factorization of 1463

Prime factors of 1463 are 7, 11, 19. Prime factorization of 1463 in exponential form is:

1463 = 7¹ × 11¹ × 19¹

Step-3: Factors of 1457

List of positive integer factors of 1457 that divides 1457 without a remainder.

1, 31, 47

Step-4: Factors of 1463

List of positive integer factors of 1463 that divides 1457 without a remainder.

1, 7, 11, 19, 77, 133, 209

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1457 and 1463. The biggest common factor number is the GCF number.
So the greatest common factor 1457 and 1463 is 1.

Also check out the Least Common Multiple of 1457 and 1463