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What is the Least Common Multiple of 79538 and 79548?

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 79538 and 79548 is 3163544412.

LCM(79538,79548) = 3163544412

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Least Common Multiple of 79538 and 79548 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79538 and 79548, than apply into the LCM equation.

GCF(79538,79548) = 2
LCM(79538,79548) = ( 79538 × 79548) / 2
LCM(79538,79548) = 6327088824 / 2
LCM(79538,79548) = 3163544412

Least Common Multiple (LCM) of 79538 and 79548 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79538 and 79548. First we will calculate the prime factors of 79538 and 79548.

Prime Factorization of 79538

Prime factors of 79538 are 2, 39769. Prime factorization of 79538 in exponential form is:

79538 = 21 × 397691

Prime Factorization of 79548

Prime factors of 79548 are 2, 3, 7, 947. Prime factorization of 79548 in exponential form is:

79548 = 22 × 31 × 71 × 9471

Now multiplying the highest exponent prime factors to calculate the LCM of 79538 and 79548.

LCM(79538,79548) = 22 × 397691 × 31 × 71 × 9471
LCM(79538,79548) = 3163544412