What is the Least Common Multiple of 11909 and 11916?
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 11909 and 11916 is 141907644.
LCM(11909,11916) = 141907644
Least Common Multiple of 11909 and 11916 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11909 and 11916, than apply into the LCM equation.
GCF(11909,11916) = 1
LCM(11909,11916) = ( 11909 × 11916) / 1
LCM(11909,11916) = 141907644 / 1
LCM(11909,11916) = 141907644
Least Common Multiple (LCM) of 11909 and 11916 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 11909 and 11916. First we will calculate the prime factors of 11909 and 11916.
Prime Factorization of 11909
Prime factors of 11909 are 11909. Prime factorization of 11909 in exponential form is:
11909 = 119091
Prime Factorization of 11916
Prime factors of 11916 are 2, 3, 331. Prime factorization of 11916 in exponential form is:
11916 = 22 × 32 × 3311
Now multiplying the highest exponent prime factors to calculate the LCM of 11909 and 11916.
LCM(11909,11916) = 119091 × 22 × 32 × 3311
LCM(11909,11916) = 141907644
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