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What is the Least Common Multiple of 54438 and 54451?

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 54438 and 54451 is 2964203538.

LCM(54438,54451) = 2964203538

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Least Common Multiple of 54438 and 54451 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54438 and 54451, than apply into the LCM equation.

GCF(54438,54451) = 1
LCM(54438,54451) = ( 54438 × 54451) / 1
LCM(54438,54451) = 2964203538 / 1
LCM(54438,54451) = 2964203538

Least Common Multiple (LCM) of 54438 and 54451 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54438 and 54451. First we will calculate the prime factors of 54438 and 54451.

Prime Factorization of 54438

Prime factors of 54438 are 2, 3, 43, 211. Prime factorization of 54438 in exponential form is:

54438 = 21 × 31 × 431 × 2111

Prime Factorization of 54451

Prime factors of 54451 are 17, 3203. Prime factorization of 54451 in exponential form is:

54451 = 171 × 32031

Now multiplying the highest exponent prime factors to calculate the LCM of 54438 and 54451.

LCM(54438,54451) = 21 × 31 × 431 × 2111 × 171 × 32031
LCM(54438,54451) = 2964203538