What is the Least Common Multiple of 13641 and 13654?
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 13641 and 13654 is 186254214.
LCM(13641,13654) = 186254214
Least Common Multiple of 13641 and 13654 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13641 and 13654, than apply into the LCM equation.
GCF(13641,13654) = 1
LCM(13641,13654) = ( 13641 × 13654) / 1
LCM(13641,13654) = 186254214 / 1
LCM(13641,13654) = 186254214
Least Common Multiple (LCM) of 13641 and 13654 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 13641 and 13654. First we will calculate the prime factors of 13641 and 13654.
Prime Factorization of 13641
Prime factors of 13641 are 3, 4547. Prime factorization of 13641 in exponential form is:
13641 = 31 × 45471
Prime Factorization of 13654
Prime factors of 13654 are 2, 6827. Prime factorization of 13654 in exponential form is:
13654 = 21 × 68271
Now multiplying the highest exponent prime factors to calculate the LCM of 13641 and 13654.
LCM(13641,13654) = 31 × 45471 × 21 × 68271
LCM(13641,13654) = 186254214
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