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What is the Least Common Multiple of 4546 and 4557?

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 4546 and 4557 is 20716122.

LCM(4546,4557) = 20716122

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Least Common Multiple of 4546 and 4557 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4546 and 4557, than apply into the LCM equation.

GCF(4546,4557) = 1
LCM(4546,4557) = ( 4546 × 4557) / 1
LCM(4546,4557) = 20716122 / 1
LCM(4546,4557) = 20716122

Least Common Multiple (LCM) of 4546 and 4557 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4546 and 4557. First we will calculate the prime factors of 4546 and 4557.

Prime Factorization of 4546

Prime factors of 4546 are 2, 2273. Prime factorization of 4546 in exponential form is:

4546 = 21 × 22731

Prime Factorization of 4557

Prime factors of 4557 are 3, 7, 31. Prime factorization of 4557 in exponential form is:

4557 = 31 × 72 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 4546 and 4557.

LCM(4546,4557) = 21 × 22731 × 31 × 72 × 311
LCM(4546,4557) = 20716122