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What is the Least Common Multiple of 3818 and 3828?

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 3818 and 3828 is 7307652.

LCM(3818,3828) = 7307652

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Least Common Multiple of 3818 and 3828 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3818 and 3828, than apply into the LCM equation.

GCF(3818,3828) = 2
LCM(3818,3828) = ( 3818 × 3828) / 2
LCM(3818,3828) = 14615304 / 2
LCM(3818,3828) = 7307652

Least Common Multiple (LCM) of 3818 and 3828 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3818 and 3828. First we will calculate the prime factors of 3818 and 3828.

Prime Factorization of 3818

Prime factors of 3818 are 2, 23, 83. Prime factorization of 3818 in exponential form is:

3818 = 21 × 231 × 831

Prime Factorization of 3828

Prime factors of 3828 are 2, 3, 11, 29. Prime factorization of 3828 in exponential form is:

3828 = 22 × 31 × 111 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 3818 and 3828.

LCM(3818,3828) = 22 × 231 × 831 × 31 × 111 × 291
LCM(3818,3828) = 7307652