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What is the Least Common Multiple of 4443 and 4458?

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 4443 and 4458 is 6602298.

LCM(4443,4458) = 6602298

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Least Common Multiple of 4443 and 4458 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4443 and 4458, than apply into the LCM equation.

GCF(4443,4458) = 3
LCM(4443,4458) = ( 4443 × 4458) / 3
LCM(4443,4458) = 19806894 / 3
LCM(4443,4458) = 6602298

Least Common Multiple (LCM) of 4443 and 4458 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4443 and 4458. First we will calculate the prime factors of 4443 and 4458.

Prime Factorization of 4443

Prime factors of 4443 are 3, 1481. Prime factorization of 4443 in exponential form is:

4443 = 31 × 14811

Prime Factorization of 4458

Prime factors of 4458 are 2, 3, 743. Prime factorization of 4458 in exponential form is:

4458 = 21 × 31 × 7431

Now multiplying the highest exponent prime factors to calculate the LCM of 4443 and 4458.

LCM(4443,4458) = 31 × 14811 × 21 × 7431
LCM(4443,4458) = 6602298