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What is the Least Common Multiple of 16001 and 16021?

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 16001 and 16021 is 256352021.

LCM(16001,16021) = 256352021

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Least Common Multiple of 16001 and 16021 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16001 and 16021, than apply into the LCM equation.

GCF(16001,16021) = 1
LCM(16001,16021) = ( 16001 × 16021) / 1
LCM(16001,16021) = 256352021 / 1
LCM(16001,16021) = 256352021

Least Common Multiple (LCM) of 16001 and 16021 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16001 and 16021. First we will calculate the prime factors of 16001 and 16021.

Prime Factorization of 16001

Prime factors of 16001 are 16001. Prime factorization of 16001 in exponential form is:

16001 = 160011

Prime Factorization of 16021

Prime factors of 16021 are 37, 433. Prime factorization of 16021 in exponential form is:

16021 = 371 × 4331

Now multiplying the highest exponent prime factors to calculate the LCM of 16001 and 16021.

LCM(16001,16021) = 160011 × 371 × 4331
LCM(16001,16021) = 256352021