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What is the Least Common Multiple of 74689 and 74694?

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 74689 and 74694 is 5578820166.

LCM(74689,74694) = 5578820166

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Least Common Multiple of 74689 and 74694 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74689 and 74694, than apply into the LCM equation.

GCF(74689,74694) = 1
LCM(74689,74694) = ( 74689 × 74694) / 1
LCM(74689,74694) = 5578820166 / 1
LCM(74689,74694) = 5578820166

Least Common Multiple (LCM) of 74689 and 74694 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74689 and 74694. First we will calculate the prime factors of 74689 and 74694.

Prime Factorization of 74689

Prime factors of 74689 are 19, 3931. Prime factorization of 74689 in exponential form is:

74689 = 191 × 39311

Prime Factorization of 74694

Prime factors of 74694 are 2, 3, 59, 211. Prime factorization of 74694 in exponential form is:

74694 = 21 × 31 × 591 × 2111

Now multiplying the highest exponent prime factors to calculate the LCM of 74689 and 74694.

LCM(74689,74694) = 191 × 39311 × 21 × 31 × 591 × 2111
LCM(74689,74694) = 5578820166