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What is the Least Common Multiple of 72536 and 72543?

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 72536 and 72543 is 5261979048.

LCM(72536,72543) = 5261979048

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Least Common Multiple of 72536 and 72543 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72536 and 72543, than apply into the LCM equation.

GCF(72536,72543) = 1
LCM(72536,72543) = ( 72536 × 72543) / 1
LCM(72536,72543) = 5261979048 / 1
LCM(72536,72543) = 5261979048

Least Common Multiple (LCM) of 72536 and 72543 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72536 and 72543. First we will calculate the prime factors of 72536 and 72543.

Prime Factorization of 72536

Prime factors of 72536 are 2, 9067. Prime factorization of 72536 in exponential form is:

72536 = 23 × 90671

Prime Factorization of 72543

Prime factors of 72543 are 3, 24181. Prime factorization of 72543 in exponential form is:

72543 = 31 × 241811

Now multiplying the highest exponent prime factors to calculate the LCM of 72536 and 72543.

LCM(72536,72543) = 23 × 90671 × 31 × 241811
LCM(72536,72543) = 5261979048