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What is the Least Common Multiple of 68944 and 68957?

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 68944 and 68957 is 4754171408.

LCM(68944,68957) = 4754171408

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Least Common Multiple of 68944 and 68957 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68944 and 68957, than apply into the LCM equation.

GCF(68944,68957) = 1
LCM(68944,68957) = ( 68944 × 68957) / 1
LCM(68944,68957) = 4754171408 / 1
LCM(68944,68957) = 4754171408

Least Common Multiple (LCM) of 68944 and 68957 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68944 and 68957. First we will calculate the prime factors of 68944 and 68957.

Prime Factorization of 68944

Prime factors of 68944 are 2, 31, 139. Prime factorization of 68944 in exponential form is:

68944 = 24 × 311 × 1391

Prime Factorization of 68957

Prime factors of 68957 are 7, 9851. Prime factorization of 68957 in exponential form is:

68957 = 71 × 98511

Now multiplying the highest exponent prime factors to calculate the LCM of 68944 and 68957.

LCM(68944,68957) = 24 × 311 × 1391 × 71 × 98511
LCM(68944,68957) = 4754171408