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What is the Least Common Multiple of 68661 and 68679?

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 68661 and 68679 is 523952091.

LCM(68661,68679) = 523952091

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Least Common Multiple of 68661 and 68679 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68661 and 68679, than apply into the LCM equation.

GCF(68661,68679) = 9
LCM(68661,68679) = ( 68661 × 68679) / 9
LCM(68661,68679) = 4715568819 / 9
LCM(68661,68679) = 523952091

Least Common Multiple (LCM) of 68661 and 68679 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68661 and 68679. First we will calculate the prime factors of 68661 and 68679.

Prime Factorization of 68661

Prime factors of 68661 are 3, 2543. Prime factorization of 68661 in exponential form is:

68661 = 33 × 25431

Prime Factorization of 68679

Prime factors of 68679 are 3, 13, 587. Prime factorization of 68679 in exponential form is:

68679 = 32 × 131 × 5871

Now multiplying the highest exponent prime factors to calculate the LCM of 68661 and 68679.

LCM(68661,68679) = 33 × 25431 × 131 × 5871
LCM(68661,68679) = 523952091