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What is the Least Common Multiple of 4014 and 4020?

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 4014 and 4020 is 2689380.

LCM(4014,4020) = 2689380

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Least Common Multiple of 4014 and 4020 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4014 and 4020, than apply into the LCM equation.

GCF(4014,4020) = 6
LCM(4014,4020) = ( 4014 × 4020) / 6
LCM(4014,4020) = 16136280 / 6
LCM(4014,4020) = 2689380

Least Common Multiple (LCM) of 4014 and 4020 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4014 and 4020. First we will calculate the prime factors of 4014 and 4020.

Prime Factorization of 4014

Prime factors of 4014 are 2, 3, 223. Prime factorization of 4014 in exponential form is:

4014 = 21 × 32 × 2231

Prime Factorization of 4020

Prime factors of 4020 are 2, 3, 5, 67. Prime factorization of 4020 in exponential form is:

4020 = 22 × 31 × 51 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 4014 and 4020.

LCM(4014,4020) = 22 × 32 × 2231 × 51 × 671
LCM(4014,4020) = 2689380