What is the Least Common Multiple of 13218 and 13236?
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 13218 and 13236 is 29158908.
LCM(13218,13236) = 29158908
Least Common Multiple of 13218 and 13236 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13218 and 13236, than apply into the LCM equation.
GCF(13218,13236) = 6
LCM(13218,13236) = ( 13218 × 13236) / 6
LCM(13218,13236) = 174953448 / 6
LCM(13218,13236) = 29158908
Least Common Multiple (LCM) of 13218 and 13236 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 13218 and 13236. First we will calculate the prime factors of 13218 and 13236.
Prime Factorization of 13218
Prime factors of 13218 are 2, 3, 2203. Prime factorization of 13218 in exponential form is:
13218 = 21 × 31 × 22031
Prime Factorization of 13236
Prime factors of 13236 are 2, 3, 1103. Prime factorization of 13236 in exponential form is:
13236 = 22 × 31 × 11031
Now multiplying the highest exponent prime factors to calculate the LCM of 13218 and 13236.
LCM(13218,13236) = 22 × 31 × 22031 × 11031
LCM(13218,13236) = 29158908
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