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What is the Least Common Multiple of 65546 and 65554?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 65546 and 65554 is 2148401242.

LCM(65546,65554) = 2148401242

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Least Common Multiple of 65546 and 65554 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65546 and 65554, than apply into the LCM equation.

GCF(65546,65554) = 2
LCM(65546,65554) = ( 65546 × 65554) / 2
LCM(65546,65554) = 4296802484 / 2
LCM(65546,65554) = 2148401242

Least Common Multiple (LCM) of 65546 and 65554 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65546 and 65554. First we will calculate the prime factors of 65546 and 65554.

Prime Factorization of 65546

Prime factors of 65546 are 2, 13, 2521. Prime factorization of 65546 in exponential form is:

65546 = 21 × 131 × 25211

Prime Factorization of 65554

Prime factors of 65554 are 2, 73, 449. Prime factorization of 65554 in exponential form is:

65554 = 21 × 731 × 4491

Now multiplying the highest exponent prime factors to calculate the LCM of 65546 and 65554.

LCM(65546,65554) = 21 × 131 × 25211 × 731 × 4491
LCM(65546,65554) = 2148401242