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What is the Least Common Multiple of 45105 and 45113?

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 45105 and 45113 is 2034821865.

LCM(45105,45113) = 2034821865

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Least Common Multiple of 45105 and 45113 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45105 and 45113, than apply into the LCM equation.

GCF(45105,45113) = 1
LCM(45105,45113) = ( 45105 × 45113) / 1
LCM(45105,45113) = 2034821865 / 1
LCM(45105,45113) = 2034821865

Least Common Multiple (LCM) of 45105 and 45113 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45105 and 45113. First we will calculate the prime factors of 45105 and 45113.

Prime Factorization of 45105

Prime factors of 45105 are 3, 5, 31, 97. Prime factorization of 45105 in exponential form is:

45105 = 31 × 51 × 311 × 971

Prime Factorization of 45113

Prime factors of 45113 are 197, 229. Prime factorization of 45113 in exponential form is:

45113 = 1971 × 2291

Now multiplying the highest exponent prime factors to calculate the LCM of 45105 and 45113.

LCM(45105,45113) = 31 × 51 × 311 × 971 × 1971 × 2291
LCM(45105,45113) = 2034821865