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What is the Least Common Multiple of 3778 and 3783?

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 3778 and 3783 is 14292174.

LCM(3778,3783) = 14292174

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Least Common Multiple of 3778 and 3783 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3778 and 3783, than apply into the LCM equation.

GCF(3778,3783) = 1
LCM(3778,3783) = ( 3778 × 3783) / 1
LCM(3778,3783) = 14292174 / 1
LCM(3778,3783) = 14292174

Least Common Multiple (LCM) of 3778 and 3783 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3778 and 3783. First we will calculate the prime factors of 3778 and 3783.

Prime Factorization of 3778

Prime factors of 3778 are 2, 1889. Prime factorization of 3778 in exponential form is:

3778 = 21 × 18891

Prime Factorization of 3783

Prime factors of 3783 are 3, 13, 97. Prime factorization of 3783 in exponential form is:

3783 = 31 × 131 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 3778 and 3783.

LCM(3778,3783) = 21 × 18891 × 31 × 131 × 971
LCM(3778,3783) = 14292174