What is the Least Common Multiple of 13630 and 13646?
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 13630 and 13646 is 92997490.
LCM(13630,13646) = 92997490
Least Common Multiple of 13630 and 13646 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13630 and 13646, than apply into the LCM equation.
GCF(13630,13646) = 2
LCM(13630,13646) = ( 13630 × 13646) / 2
LCM(13630,13646) = 185994980 / 2
LCM(13630,13646) = 92997490
Least Common Multiple (LCM) of 13630 and 13646 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 13630 and 13646. First we will calculate the prime factors of 13630 and 13646.
Prime Factorization of 13630
Prime factors of 13630 are 2, 5, 29, 47. Prime factorization of 13630 in exponential form is:
13630 = 21 × 51 × 291 × 471
Prime Factorization of 13646
Prime factors of 13646 are 2, 6823. Prime factorization of 13646 in exponential form is:
13646 = 21 × 68231
Now multiplying the highest exponent prime factors to calculate the LCM of 13630 and 13646.
LCM(13630,13646) = 21 × 51 × 291 × 471 × 68231
LCM(13630,13646) = 92997490
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