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What is the Least Common Multiple of 78944 and 78957?

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 78944 and 78957 is 6233181408.

LCM(78944,78957) = 6233181408

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Least Common Multiple of 78944 and 78957 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78944 and 78957, than apply into the LCM equation.

GCF(78944,78957) = 1
LCM(78944,78957) = ( 78944 × 78957) / 1
LCM(78944,78957) = 6233181408 / 1
LCM(78944,78957) = 6233181408

Least Common Multiple (LCM) of 78944 and 78957 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78944 and 78957. First we will calculate the prime factors of 78944 and 78957.

Prime Factorization of 78944

Prime factors of 78944 are 2, 2467. Prime factorization of 78944 in exponential form is:

78944 = 25 × 24671

Prime Factorization of 78957

Prime factors of 78957 are 3, 31, 283. Prime factorization of 78957 in exponential form is:

78957 = 32 × 311 × 2831

Now multiplying the highest exponent prime factors to calculate the LCM of 78944 and 78957.

LCM(78944,78957) = 25 × 24671 × 32 × 311 × 2831
LCM(78944,78957) = 6233181408