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What is the Least Common Multiple of 4962 and 4978?

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 4962 and 4978 is 12350418.

LCM(4962,4978) = 12350418

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Least Common Multiple of 4962 and 4978 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4962 and 4978, than apply into the LCM equation.

GCF(4962,4978) = 2
LCM(4962,4978) = ( 4962 × 4978) / 2
LCM(4962,4978) = 24700836 / 2
LCM(4962,4978) = 12350418

Least Common Multiple (LCM) of 4962 and 4978 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4962 and 4978. First we will calculate the prime factors of 4962 and 4978.

Prime Factorization of 4962

Prime factors of 4962 are 2, 3, 827. Prime factorization of 4962 in exponential form is:

4962 = 21 × 31 × 8271

Prime Factorization of 4978

Prime factors of 4978 are 2, 19, 131. Prime factorization of 4978 in exponential form is:

4978 = 21 × 191 × 1311

Now multiplying the highest exponent prime factors to calculate the LCM of 4962 and 4978.

LCM(4962,4978) = 21 × 31 × 8271 × 191 × 1311
LCM(4962,4978) = 12350418