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What is the Least Common Multiple of 68673 and 68687?

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 68673 and 68687 is 4716942351.

LCM(68673,68687) = 4716942351

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Least Common Multiple of 68673 and 68687 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68673 and 68687, than apply into the LCM equation.

GCF(68673,68687) = 1
LCM(68673,68687) = ( 68673 × 68687) / 1
LCM(68673,68687) = 4716942351 / 1
LCM(68673,68687) = 4716942351

Least Common Multiple (LCM) of 68673 and 68687 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68673 and 68687. First we will calculate the prime factors of 68673 and 68687.

Prime Factorization of 68673

Prime factors of 68673 are 3, 11, 2081. Prime factorization of 68673 in exponential form is:

68673 = 31 × 111 × 20811

Prime Factorization of 68687

Prime factors of 68687 are 68687. Prime factorization of 68687 in exponential form is:

68687 = 686871

Now multiplying the highest exponent prime factors to calculate the LCM of 68673 and 68687.

LCM(68673,68687) = 31 × 111 × 20811 × 686871
LCM(68673,68687) = 4716942351