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What is the Least Common Multiple of 11965 and 11979?

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 11965 and 11979 is 143328735.

LCM(11965,11979) = 143328735

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Least Common Multiple of 11965 and 11979 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11965 and 11979, than apply into the LCM equation.

GCF(11965,11979) = 1
LCM(11965,11979) = ( 11965 × 11979) / 1
LCM(11965,11979) = 143328735 / 1
LCM(11965,11979) = 143328735

Least Common Multiple (LCM) of 11965 and 11979 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11965 and 11979. First we will calculate the prime factors of 11965 and 11979.

Prime Factorization of 11965

Prime factors of 11965 are 5, 2393. Prime factorization of 11965 in exponential form is:

11965 = 51 × 23931

Prime Factorization of 11979

Prime factors of 11979 are 3, 11. Prime factorization of 11979 in exponential form is:

11979 = 32 × 113

Now multiplying the highest exponent prime factors to calculate the LCM of 11965 and 11979.

LCM(11965,11979) = 51 × 23931 × 32 × 113
LCM(11965,11979) = 143328735