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What is the Least Common Multiple of 1177 and 1187?

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 1177 and 1187 is 1397099.

LCM(1177,1187) = 1397099

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Least Common Multiple of 1177 and 1187 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1177 and 1187, than apply into the LCM equation.

GCF(1177,1187) = 1
LCM(1177,1187) = ( 1177 × 1187) / 1
LCM(1177,1187) = 1397099 / 1
LCM(1177,1187) = 1397099

Least Common Multiple (LCM) of 1177 and 1187 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1177 and 1187. First we will calculate the prime factors of 1177 and 1187.

Prime Factorization of 1177

Prime factors of 1177 are 11, 107. Prime factorization of 1177 in exponential form is:

1177 = 111 × 1071

Prime Factorization of 1187

Prime factors of 1187 are 1187. Prime factorization of 1187 in exponential form is:

1187 = 11871

Now multiplying the highest exponent prime factors to calculate the LCM of 1177 and 1187.

LCM(1177,1187) = 111 × 1071 × 11871
LCM(1177,1187) = 1397099