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What is the Least Common Multiple of 78963 and 78979?

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 78963 and 78979 is 6236418777.

LCM(78963,78979) = 6236418777

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Least Common Multiple of 78963 and 78979 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78963 and 78979, than apply into the LCM equation.

GCF(78963,78979) = 1
LCM(78963,78979) = ( 78963 × 78979) / 1
LCM(78963,78979) = 6236418777 / 1
LCM(78963,78979) = 6236418777

Least Common Multiple (LCM) of 78963 and 78979 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78963 and 78979. First we will calculate the prime factors of 78963 and 78979.

Prime Factorization of 78963

Prime factors of 78963 are 3, 26321. Prime factorization of 78963 in exponential form is:

78963 = 31 × 263211

Prime Factorization of 78979

Prime factors of 78979 are 78979. Prime factorization of 78979 in exponential form is:

78979 = 789791

Now multiplying the highest exponent prime factors to calculate the LCM of 78963 and 78979.

LCM(78963,78979) = 31 × 263211 × 789791
LCM(78963,78979) = 6236418777