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What is the Least Common Multiple of 78362 and 78368?

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 78362 and 78368 is 3070536608.

LCM(78362,78368) = 3070536608

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Least Common Multiple of 78362 and 78368 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78362 and 78368, than apply into the LCM equation.

GCF(78362,78368) = 2
LCM(78362,78368) = ( 78362 × 78368) / 2
LCM(78362,78368) = 6141073216 / 2
LCM(78362,78368) = 3070536608

Least Common Multiple (LCM) of 78362 and 78368 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78362 and 78368. First we will calculate the prime factors of 78362 and 78368.

Prime Factorization of 78362

Prime factors of 78362 are 2, 39181. Prime factorization of 78362 in exponential form is:

78362 = 21 × 391811

Prime Factorization of 78368

Prime factors of 78368 are 2, 31, 79. Prime factorization of 78368 in exponential form is:

78368 = 25 × 311 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 78362 and 78368.

LCM(78362,78368) = 25 × 391811 × 311 × 791
LCM(78362,78368) = 3070536608