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What is the Least Common Multiple of 72732 and 72752?

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 72732 and 72752 is 1322849616.

LCM(72732,72752) = 1322849616

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Least Common Multiple of 72732 and 72752 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72732 and 72752, than apply into the LCM equation.

GCF(72732,72752) = 4
LCM(72732,72752) = ( 72732 × 72752) / 4
LCM(72732,72752) = 5291398464 / 4
LCM(72732,72752) = 1322849616

Least Common Multiple (LCM) of 72732 and 72752 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72732 and 72752. First we will calculate the prime factors of 72732 and 72752.

Prime Factorization of 72732

Prime factors of 72732 are 2, 3, 11, 19, 29. Prime factorization of 72732 in exponential form is:

72732 = 22 × 31 × 111 × 191 × 291

Prime Factorization of 72752

Prime factors of 72752 are 2, 4547. Prime factorization of 72752 in exponential form is:

72752 = 24 × 45471

Now multiplying the highest exponent prime factors to calculate the LCM of 72732 and 72752.

LCM(72732,72752) = 24 × 31 × 111 × 191 × 291 × 45471
LCM(72732,72752) = 1322849616