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What is the Least Common Multiple of 13944 and 13955?

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 13944 and 13955 is 194588520.

LCM(13944,13955) = 194588520

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Least Common Multiple of 13944 and 13955 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13944 and 13955, than apply into the LCM equation.

GCF(13944,13955) = 1
LCM(13944,13955) = ( 13944 × 13955) / 1
LCM(13944,13955) = 194588520 / 1
LCM(13944,13955) = 194588520

Least Common Multiple (LCM) of 13944 and 13955 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13944 and 13955. First we will calculate the prime factors of 13944 and 13955.

Prime Factorization of 13944

Prime factors of 13944 are 2, 3, 7, 83. Prime factorization of 13944 in exponential form is:

13944 = 23 × 31 × 71 × 831

Prime Factorization of 13955

Prime factors of 13955 are 5, 2791. Prime factorization of 13955 in exponential form is:

13955 = 51 × 27911

Now multiplying the highest exponent prime factors to calculate the LCM of 13944 and 13955.

LCM(13944,13955) = 23 × 31 × 71 × 831 × 51 × 27911
LCM(13944,13955) = 194588520