GCF and LCM Calculator Logo

What is the Least Common Multiple of 18943 and 18957?

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 18943 and 18957 is 359102451.

LCM(18943,18957) = 359102451

LCM Calculator and
and

Least Common Multiple of 18943 and 18957 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18943 and 18957, than apply into the LCM equation.

GCF(18943,18957) = 1
LCM(18943,18957) = ( 18943 × 18957) / 1
LCM(18943,18957) = 359102451 / 1
LCM(18943,18957) = 359102451

Least Common Multiple (LCM) of 18943 and 18957 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18943 and 18957. First we will calculate the prime factors of 18943 and 18957.

Prime Factorization of 18943

Prime factors of 18943 are 19, 997. Prime factorization of 18943 in exponential form is:

18943 = 191 × 9971

Prime Factorization of 18957

Prime factors of 18957 are 3, 71, 89. Prime factorization of 18957 in exponential form is:

18957 = 31 × 711 × 891

Now multiplying the highest exponent prime factors to calculate the LCM of 18943 and 18957.

LCM(18943,18957) = 191 × 9971 × 31 × 711 × 891
LCM(18943,18957) = 359102451