What is the Least Common Multiple of 1163 and 1183?

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 of 1163 and 1183 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1163 and 1183, than apply into the LCM equation.

GCF(1163,1183) = 1
LCM(1163,1183) = ( 1163 × 1183) / 1
LCM(1163,1183) = 1375829 / 1
LCM(1163,1183) = 1375829

Least Common Multiple (LCM) of 1163 and 1183 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1163 and 1183. First we will calculate the prime factors of 1163 and 1183.

Prime Factorization of 1163

Prime Factorization of 1183

Now multiplying the highest exponent prime factors to calculate the LCM of 1163 and 1183.

LCM(1163,1183) = 1163¹ × 7¹ × 13²
LCM(1163,1183) = 1375829