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What is the Least Common Multiple of 27957 and 27971?

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 27957 and 27971 is 781985247.

LCM(27957,27971) = 781985247

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Least Common Multiple of 27957 and 27971 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27957 and 27971, than apply into the LCM equation.

GCF(27957,27971) = 1
LCM(27957,27971) = ( 27957 × 27971) / 1
LCM(27957,27971) = 781985247 / 1
LCM(27957,27971) = 781985247

Least Common Multiple (LCM) of 27957 and 27971 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27957 and 27971. First we will calculate the prime factors of 27957 and 27971.

Prime Factorization of 27957

Prime factors of 27957 are 3, 9319. Prime factorization of 27957 in exponential form is:

27957 = 31 × 93191

Prime Factorization of 27971

Prime factors of 27971 are 83, 337. Prime factorization of 27971 in exponential form is:

27971 = 831 × 3371

Now multiplying the highest exponent prime factors to calculate the LCM of 27957 and 27971.

LCM(27957,27971) = 31 × 93191 × 831 × 3371
LCM(27957,27971) = 781985247