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What is the Least Common Multiple of 68532 and 68544?

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 68532 and 68544 is 391454784.

LCM(68532,68544) = 391454784

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Least Common Multiple of 68532 and 68544 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68532 and 68544, than apply into the LCM equation.

GCF(68532,68544) = 12
LCM(68532,68544) = ( 68532 × 68544) / 12
LCM(68532,68544) = 4697457408 / 12
LCM(68532,68544) = 391454784

Least Common Multiple (LCM) of 68532 and 68544 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68532 and 68544. First we will calculate the prime factors of 68532 and 68544.

Prime Factorization of 68532

Prime factors of 68532 are 2, 3, 5711. Prime factorization of 68532 in exponential form is:

68532 = 22 × 31 × 57111

Prime Factorization of 68544

Prime factors of 68544 are 2, 3, 7, 17. Prime factorization of 68544 in exponential form is:

68544 = 26 × 32 × 71 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 68532 and 68544.

LCM(68532,68544) = 26 × 32 × 57111 × 71 × 171
LCM(68532,68544) = 391454784