What is the Least Common Multiple of 609 and 627?
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 609 and 627 is 127281.
LCM(609,627) = 127281
Least Common Multiple of 609 and 627 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 609 and 627, than apply into the LCM equation.
GCF(609,627) = 3
LCM(609,627) = ( 609 × 627) / 3
LCM(609,627) = 381843 / 3
LCM(609,627) = 127281
Least Common Multiple (LCM) of 609 and 627 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 609 and 627. First we will calculate the prime factors of 609 and 627.
Prime Factorization of 609
Prime factors of 609 are 3, 7, 29. Prime factorization of 609 in exponential form is:
609 = 31 × 71 × 291
Prime Factorization of 627
Prime factors of 627 are 3, 11, 19. Prime factorization of 627 in exponential form is:
627 = 31 × 111 × 191
Now multiplying the highest exponent prime factors to calculate the LCM of 609 and 627.
LCM(609,627) = 31 × 71 × 291 × 111 × 191
LCM(609,627) = 127281
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