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What is the Least Common Multiple of 14978 and 14992?

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 14978 and 14992 is 112275088.

LCM(14978,14992) = 112275088

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Least Common Multiple of 14978 and 14992 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 14978 and 14992, than apply into the LCM equation.

GCF(14978,14992) = 2
LCM(14978,14992) = ( 14978 × 14992) / 2
LCM(14978,14992) = 224550176 / 2
LCM(14978,14992) = 112275088

Least Common Multiple (LCM) of 14978 and 14992 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 14978 and 14992. First we will calculate the prime factors of 14978 and 14992.

Prime Factorization of 14978

Prime factors of 14978 are 2, 7489. Prime factorization of 14978 in exponential form is:

14978 = 21 × 74891

Prime Factorization of 14992

Prime factors of 14992 are 2, 937. Prime factorization of 14992 in exponential form is:

14992 = 24 × 9371

Now multiplying the highest exponent prime factors to calculate the LCM of 14978 and 14992.

LCM(14978,14992) = 24 × 74891 × 9371
LCM(14978,14992) = 112275088