What is the Least Common Multiple of 13623 and 13639?
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 13623 and 13639 is 185804097.
LCM(13623,13639) = 185804097
Least Common Multiple of 13623 and 13639 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13623 and 13639, than apply into the LCM equation.
GCF(13623,13639) = 1
LCM(13623,13639) = ( 13623 × 13639) / 1
LCM(13623,13639) = 185804097 / 1
LCM(13623,13639) = 185804097
Least Common Multiple (LCM) of 13623 and 13639 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 13623 and 13639. First we will calculate the prime factors of 13623 and 13639.
Prime Factorization of 13623
Prime factors of 13623 are 3, 19, 239. Prime factorization of 13623 in exponential form is:
13623 = 31 × 191 × 2391
Prime Factorization of 13639
Prime factors of 13639 are 23, 593. Prime factorization of 13639 in exponential form is:
13639 = 231 × 5931
Now multiplying the highest exponent prime factors to calculate the LCM of 13623 and 13639.
LCM(13623,13639) = 31 × 191 × 2391 × 231 × 5931
LCM(13623,13639) = 185804097
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