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What is the Least Common Multiple of 1674 and 1694?

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 1674 and 1694 is 1417878.

LCM(1674,1694) = 1417878

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Least Common Multiple of 1674 and 1694 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1674 and 1694, than apply into the LCM equation.

GCF(1674,1694) = 2
LCM(1674,1694) = ( 1674 × 1694) / 2
LCM(1674,1694) = 2835756 / 2
LCM(1674,1694) = 1417878

Least Common Multiple (LCM) of 1674 and 1694 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1674 and 1694. First we will calculate the prime factors of 1674 and 1694.

Prime Factorization of 1674

Prime factors of 1674 are 2, 3, 31. Prime factorization of 1674 in exponential form is:

1674 = 21 × 33 × 311

Prime Factorization of 1694

Prime factors of 1694 are 2, 7, 11. Prime factorization of 1694 in exponential form is:

1694 = 21 × 71 × 112

Now multiplying the highest exponent prime factors to calculate the LCM of 1674 and 1694.

LCM(1674,1694) = 21 × 33 × 311 × 71 × 112
LCM(1674,1694) = 1417878