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What is the Least Common Multiple of 4608 and 4619?

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 4608 and 4619 is 21284352.

LCM(4608,4619) = 21284352

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Least Common Multiple of 4608 and 4619 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4608 and 4619, than apply into the LCM equation.

GCF(4608,4619) = 1
LCM(4608,4619) = ( 4608 × 4619) / 1
LCM(4608,4619) = 21284352 / 1
LCM(4608,4619) = 21284352

Least Common Multiple (LCM) of 4608 and 4619 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4608 and 4619. First we will calculate the prime factors of 4608 and 4619.

Prime Factorization of 4608

Prime factors of 4608 are 2, 3. Prime factorization of 4608 in exponential form is:

4608 = 29 × 32

Prime Factorization of 4619

Prime factors of 4619 are 31, 149. Prime factorization of 4619 in exponential form is:

4619 = 311 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 4608 and 4619.

LCM(4608,4619) = 29 × 32 × 311 × 1491
LCM(4608,4619) = 21284352