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What is the Least Common Multiple of 5215 and 5228?

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 5215 and 5228 is 27264020.

LCM(5215,5228) = 27264020

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Least Common Multiple of 5215 and 5228 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5215 and 5228, than apply into the LCM equation.

GCF(5215,5228) = 1
LCM(5215,5228) = ( 5215 × 5228) / 1
LCM(5215,5228) = 27264020 / 1
LCM(5215,5228) = 27264020

Least Common Multiple (LCM) of 5215 and 5228 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5215 and 5228. First we will calculate the prime factors of 5215 and 5228.

Prime Factorization of 5215

Prime factors of 5215 are 5, 7, 149. Prime factorization of 5215 in exponential form is:

5215 = 51 × 71 × 1491

Prime Factorization of 5228

Prime factors of 5228 are 2, 1307. Prime factorization of 5228 in exponential form is:

5228 = 22 × 13071

Now multiplying the highest exponent prime factors to calculate the LCM of 5215 and 5228.

LCM(5215,5228) = 51 × 71 × 1491 × 22 × 13071
LCM(5215,5228) = 27264020