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What is the Least Common Multiple of 16630 and 16643?

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 16630 and 16643 is 276773090.

LCM(16630,16643) = 276773090

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Least Common Multiple of 16630 and 16643 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16630 and 16643, than apply into the LCM equation.

GCF(16630,16643) = 1
LCM(16630,16643) = ( 16630 × 16643) / 1
LCM(16630,16643) = 276773090 / 1
LCM(16630,16643) = 276773090

Least Common Multiple (LCM) of 16630 and 16643 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16630 and 16643. First we will calculate the prime factors of 16630 and 16643.

Prime Factorization of 16630

Prime factors of 16630 are 2, 5, 1663. Prime factorization of 16630 in exponential form is:

16630 = 21 × 51 × 16631

Prime Factorization of 16643

Prime factors of 16643 are 11, 17, 89. Prime factorization of 16643 in exponential form is:

16643 = 111 × 171 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 16630 and 16643.

LCM(16630,16643) = 21 × 51 × 16631 × 111 × 171 × 891
LCM(16630,16643) = 276773090