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What is the Least Common Multiple of 27215 and 27228?

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 27215 and 27228 is 741010020.

LCM(27215,27228) = 741010020

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Least Common Multiple of 27215 and 27228 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27215 and 27228, than apply into the LCM equation.

GCF(27215,27228) = 1
LCM(27215,27228) = ( 27215 × 27228) / 1
LCM(27215,27228) = 741010020 / 1
LCM(27215,27228) = 741010020

Least Common Multiple (LCM) of 27215 and 27228 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27215 and 27228. First we will calculate the prime factors of 27215 and 27228.

Prime Factorization of 27215

Prime factors of 27215 are 5, 5443. Prime factorization of 27215 in exponential form is:

27215 = 51 × 54431

Prime Factorization of 27228

Prime factors of 27228 are 2, 3, 2269. Prime factorization of 27228 in exponential form is:

27228 = 22 × 31 × 22691

Now multiplying the highest exponent prime factors to calculate the LCM of 27215 and 27228.

LCM(27215,27228) = 51 × 54431 × 22 × 31 × 22691
LCM(27215,27228) = 741010020