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What is the Least Common Multiple of 54376 and 54390?

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 54376 and 54390 is 211250760.

LCM(54376,54390) = 211250760

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Least Common Multiple of 54376 and 54390 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54376 and 54390, than apply into the LCM equation.

GCF(54376,54390) = 14
LCM(54376,54390) = ( 54376 × 54390) / 14
LCM(54376,54390) = 2957510640 / 14
LCM(54376,54390) = 211250760

Least Common Multiple (LCM) of 54376 and 54390 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54376 and 54390. First we will calculate the prime factors of 54376 and 54390.

Prime Factorization of 54376

Prime factors of 54376 are 2, 7, 971. Prime factorization of 54376 in exponential form is:

54376 = 23 × 71 × 9711

Prime Factorization of 54390

Prime factors of 54390 are 2, 3, 5, 7, 37. Prime factorization of 54390 in exponential form is:

54390 = 21 × 31 × 51 × 72 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 54376 and 54390.

LCM(54376,54390) = 23 × 72 × 9711 × 31 × 51 × 371
LCM(54376,54390) = 211250760