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What is the Least Common Multiple of 13946 and 13966?

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 13946 and 13966 is 97384918.

LCM(13946,13966) = 97384918

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Least Common Multiple of 13946 and 13966 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13946 and 13966, than apply into the LCM equation.

GCF(13946,13966) = 2
LCM(13946,13966) = ( 13946 × 13966) / 2
LCM(13946,13966) = 194769836 / 2
LCM(13946,13966) = 97384918

Least Common Multiple (LCM) of 13946 and 13966 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13946 and 13966. First we will calculate the prime factors of 13946 and 13966.

Prime Factorization of 13946

Prime factors of 13946 are 2, 19, 367. Prime factorization of 13946 in exponential form is:

13946 = 21 × 191 × 3671

Prime Factorization of 13966

Prime factors of 13966 are 2, 6983. Prime factorization of 13966 in exponential form is:

13966 = 21 × 69831

Now multiplying the highest exponent prime factors to calculate the LCM of 13946 and 13966.

LCM(13946,13966) = 21 × 191 × 3671 × 69831
LCM(13946,13966) = 97384918