What is the Least Common Multiple of 66630 and 66647?
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 66630 and 66647 is 4440689610.
LCM(66630,66647) = 4440689610
Least Common Multiple of 66630 and 66647 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66630 and 66647, than apply into the LCM equation.
GCF(66630,66647) = 1
LCM(66630,66647) = ( 66630 × 66647) / 1
LCM(66630,66647) = 4440689610 / 1
LCM(66630,66647) = 4440689610
Least Common Multiple (LCM) of 66630 and 66647 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 66630 and 66647. First we will calculate the prime factors of 66630 and 66647.
Prime Factorization of 66630
Prime factors of 66630 are 2, 3, 5, 2221. Prime factorization of 66630 in exponential form is:
66630 = 21 × 31 × 51 × 22211
Prime Factorization of 66647
Prime factors of 66647 are 7, 9521. Prime factorization of 66647 in exponential form is:
66647 = 71 × 95211
Now multiplying the highest exponent prime factors to calculate the LCM of 66630 and 66647.
LCM(66630,66647) = 21 × 31 × 51 × 22211 × 71 × 95211
LCM(66630,66647) = 4440689610
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