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What is the Least Common Multiple of 54201 and 54220?

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 54201 and 54220 is 2938778220.

LCM(54201,54220) = 2938778220

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Least Common Multiple of 54201 and 54220 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54201 and 54220, than apply into the LCM equation.

GCF(54201,54220) = 1
LCM(54201,54220) = ( 54201 × 54220) / 1
LCM(54201,54220) = 2938778220 / 1
LCM(54201,54220) = 2938778220

Least Common Multiple (LCM) of 54201 and 54220 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54201 and 54220. First we will calculate the prime factors of 54201 and 54220.

Prime Factorization of 54201

Prime factors of 54201 are 3, 7, 29, 89. Prime factorization of 54201 in exponential form is:

54201 = 31 × 71 × 291 × 891

Prime Factorization of 54220

Prime factors of 54220 are 2, 5, 2711. Prime factorization of 54220 in exponential form is:

54220 = 22 × 51 × 27111

Now multiplying the highest exponent prime factors to calculate the LCM of 54201 and 54220.

LCM(54201,54220) = 31 × 71 × 291 × 891 × 22 × 51 × 27111
LCM(54201,54220) = 2938778220