What is the Greatest Common Factor of 70528 and 70540?

Greatest common factor (GCF) of 70528 and 70540 is 4.

GCF(70528,70540) = 4

We will now calculate the prime factors of 70528 and 70540, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70528 and 70540.

How to find the GCF of 70528 and 70540?

We will first find the prime factorization of 70528 and 70540. After we will calculate the factors of 70528 and 70540 and find the biggest common factor number .

Step-1: Prime Factorization of 70528

Prime factors of 70528 are 2, 19, 29. Prime factorization of 70528 in exponential form is:

70528 = 2⁷ × 19¹ × 29¹

Step-2: Prime Factorization of 70540

Prime factors of 70540 are 2, 5, 3527. Prime factorization of 70540 in exponential form is:

70540 = 2² × 5¹ × 3527¹

Step-3: Factors of 70528

List of positive integer factors of 70528 that divides 70528 without a remainder.

1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 232, 304, 464, 551, 608, 928, 1102, 1216, 1856, 2204, 2432, 3712, 4408, 8816, 17632, 35264

Step-4: Factors of 70540

List of positive integer factors of 70540 that divides 70528 without a remainder.

1, 2, 4, 5, 10, 20, 3527, 7054, 14108, 17635, 35270

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70528 and 70540. The biggest common factor number is the GCF number.
So the greatest common factor 70528 and 70540 is 4.

Also check out the Least Common Multiple of 70528 and 70540