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What is the Least Common Multiple of 76744 and 76755?

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 76744 and 76755 is 5890485720.

LCM(76744,76755) = 5890485720

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Least Common Multiple of 76744 and 76755 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76744 and 76755, than apply into the LCM equation.

GCF(76744,76755) = 1
LCM(76744,76755) = ( 76744 × 76755) / 1
LCM(76744,76755) = 5890485720 / 1
LCM(76744,76755) = 5890485720

Least Common Multiple (LCM) of 76744 and 76755 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76744 and 76755. First we will calculate the prime factors of 76744 and 76755.

Prime Factorization of 76744

Prime factors of 76744 are 2, 53, 181. Prime factorization of 76744 in exponential form is:

76744 = 23 × 531 × 1811

Prime Factorization of 76755

Prime factors of 76755 are 3, 5, 7, 17, 43. Prime factorization of 76755 in exponential form is:

76755 = 31 × 51 × 71 × 171 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 76744 and 76755.

LCM(76744,76755) = 23 × 531 × 1811 × 31 × 51 × 71 × 171 × 431
LCM(76744,76755) = 5890485720