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What is the Least Common Multiple of 7374 and 7391?

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 7374 and 7391 is 54501234.

LCM(7374,7391) = 54501234

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Least Common Multiple of 7374 and 7391 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7374 and 7391, than apply into the LCM equation.

GCF(7374,7391) = 1
LCM(7374,7391) = ( 7374 × 7391) / 1
LCM(7374,7391) = 54501234 / 1
LCM(7374,7391) = 54501234

Least Common Multiple (LCM) of 7374 and 7391 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7374 and 7391. First we will calculate the prime factors of 7374 and 7391.

Prime Factorization of 7374

Prime factors of 7374 are 2, 3, 1229. Prime factorization of 7374 in exponential form is:

7374 = 21 × 31 × 12291

Prime Factorization of 7391

Prime factors of 7391 are 19, 389. Prime factorization of 7391 in exponential form is:

7391 = 191 × 3891

Now multiplying the highest exponent prime factors to calculate the LCM of 7374 and 7391.

LCM(7374,7391) = 21 × 31 × 12291 × 191 × 3891
LCM(7374,7391) = 54501234