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What is the Least Common Multiple of 279 and 283?

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 279 and 283 is 78957.

LCM(279,283) = 78957

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Least Common Multiple of 279 and 283 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 279 and 283, than apply into the LCM equation.

GCF(279,283) = 1
LCM(279,283) = ( 279 × 283) / 1
LCM(279,283) = 78957 / 1
LCM(279,283) = 78957

Least Common Multiple (LCM) of 279 and 283 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 279 and 283. First we will calculate the prime factors of 279 and 283.

Prime Factorization of 279

Prime factors of 279 are 3, 31. Prime factorization of 279 in exponential form is:

279 = 32 × 311

Prime Factorization of 283

Prime factors of 283 are 283. Prime factorization of 283 in exponential form is:

283 = 2831

Now multiplying the highest exponent prime factors to calculate the LCM of 279 and 283.

LCM(279,283) = 32 × 311 × 2831
LCM(279,283) = 78957