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What is the Least Common Multiple of 30668 and 30679?

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 30668 and 30679 is 85533052.

LCM(30668,30679) = 85533052

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Least Common Multiple of 30668 and 30679 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30668 and 30679, than apply into the LCM equation.

GCF(30668,30679) = 11
LCM(30668,30679) = ( 30668 × 30679) / 11
LCM(30668,30679) = 940863572 / 11
LCM(30668,30679) = 85533052

Least Common Multiple (LCM) of 30668 and 30679 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30668 and 30679. First we will calculate the prime factors of 30668 and 30679.

Prime Factorization of 30668

Prime factors of 30668 are 2, 11, 17, 41. Prime factorization of 30668 in exponential form is:

30668 = 22 × 111 × 171 × 411

Prime Factorization of 30679

Prime factors of 30679 are 11, 2789. Prime factorization of 30679 in exponential form is:

30679 = 111 × 27891

Now multiplying the highest exponent prime factors to calculate the LCM of 30668 and 30679.

LCM(30668,30679) = 22 × 111 × 171 × 411 × 27891
LCM(30668,30679) = 85533052