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What is the Least Common Multiple of 67752 and 67758?

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 67752 and 67758 is 765123336.

LCM(67752,67758) = 765123336

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Least Common Multiple of 67752 and 67758 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67752 and 67758, than apply into the LCM equation.

GCF(67752,67758) = 6
LCM(67752,67758) = ( 67752 × 67758) / 6
LCM(67752,67758) = 4590740016 / 6
LCM(67752,67758) = 765123336

Least Common Multiple (LCM) of 67752 and 67758 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67752 and 67758. First we will calculate the prime factors of 67752 and 67758.

Prime Factorization of 67752

Prime factors of 67752 are 2, 3, 941. Prime factorization of 67752 in exponential form is:

67752 = 23 × 32 × 9411

Prime Factorization of 67758

Prime factors of 67758 are 2, 3, 23, 491. Prime factorization of 67758 in exponential form is:

67758 = 21 × 31 × 231 × 4911

Now multiplying the highest exponent prime factors to calculate the LCM of 67752 and 67758.

LCM(67752,67758) = 23 × 32 × 9411 × 231 × 4911
LCM(67752,67758) = 765123336