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What is the Least Common Multiple of 82728 and 82748?

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 82728 and 82748 is 1711394136.

LCM(82728,82748) = 1711394136

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Least Common Multiple of 82728 and 82748 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82728 and 82748, than apply into the LCM equation.

GCF(82728,82748) = 4
LCM(82728,82748) = ( 82728 × 82748) / 4
LCM(82728,82748) = 6845576544 / 4
LCM(82728,82748) = 1711394136

Least Common Multiple (LCM) of 82728 and 82748 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82728 and 82748. First we will calculate the prime factors of 82728 and 82748.

Prime Factorization of 82728

Prime factors of 82728 are 2, 3, 383. Prime factorization of 82728 in exponential form is:

82728 = 23 × 33 × 3831

Prime Factorization of 82748

Prime factors of 82748 are 2, 137, 151. Prime factorization of 82748 in exponential form is:

82748 = 22 × 1371 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 82728 and 82748.

LCM(82728,82748) = 23 × 33 × 3831 × 1371 × 1511
LCM(82728,82748) = 1711394136