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What is the Greatest Common Factor of 25476 and 25480?

Greatest common factor (GCF) of 25476 and 25480 is 4.

GCF(25476,25480) = 4

We will now calculate the prime factors of 25476 and 25480, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25476 and 25480.

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How to find the GCF of 25476 and 25480?

We will first find the prime factorization of 25476 and 25480. After we will calculate the factors of 25476 and 25480 and find the biggest common factor number .

Step-1: Prime Factorization of 25476

Prime factors of 25476 are 2, 3, 11, 193. Prime factorization of 25476 in exponential form is:

25476 = 22 × 31 × 111 × 1931

Step-2: Prime Factorization of 25480

Prime factors of 25480 are 2, 5, 7, 13. Prime factorization of 25480 in exponential form is:

25480 = 23 × 51 × 72 × 131

Step-3: Factors of 25476

List of positive integer factors of 25476 that divides 25476 without a remainder.

1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 193, 386, 579, 772, 1158, 2123, 2316, 4246, 6369, 8492, 12738

Step-4: Factors of 25480

List of positive integer factors of 25480 that divides 25476 without a remainder.

1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3640, 5096, 6370, 12740

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25476 and 25480. The biggest common factor number is the GCF number.
So the greatest common factor 25476 and 25480 is 4.

Also check out the Least Common Multiple of 25476 and 25480