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What is the Least Common Multiple of 16611 and 16620?

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 16611 and 16620 is 92024940.

LCM(16611,16620) = 92024940

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Least Common Multiple of 16611 and 16620 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16611 and 16620, than apply into the LCM equation.

GCF(16611,16620) = 3
LCM(16611,16620) = ( 16611 × 16620) / 3
LCM(16611,16620) = 276074820 / 3
LCM(16611,16620) = 92024940

Least Common Multiple (LCM) of 16611 and 16620 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16611 and 16620. First we will calculate the prime factors of 16611 and 16620.

Prime Factorization of 16611

Prime factors of 16611 are 3, 7, 113. Prime factorization of 16611 in exponential form is:

16611 = 31 × 72 × 1131

Prime Factorization of 16620

Prime factors of 16620 are 2, 3, 5, 277. Prime factorization of 16620 in exponential form is:

16620 = 22 × 31 × 51 × 2771

Now multiplying the highest exponent prime factors to calculate the LCM of 16611 and 16620.

LCM(16611,16620) = 31 × 72 × 1131 × 22 × 51 × 2771
LCM(16611,16620) = 92024940