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What is the Least Common Multiple of 1183 and 1192?

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 1183 and 1192 is 1410136.

LCM(1183,1192) = 1410136

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Least Common Multiple of 1183 and 1192 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1183 and 1192, than apply into the LCM equation.

GCF(1183,1192) = 1
LCM(1183,1192) = ( 1183 × 1192) / 1
LCM(1183,1192) = 1410136 / 1
LCM(1183,1192) = 1410136

Least Common Multiple (LCM) of 1183 and 1192 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1183 and 1192. First we will calculate the prime factors of 1183 and 1192.

Prime Factorization of 1183

Prime factors of 1183 are 7, 13. Prime factorization of 1183 in exponential form is:

1183 = 71 × 132

Prime Factorization of 1192

Prime factors of 1192 are 2, 149. Prime factorization of 1192 in exponential form is:

1192 = 23 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 1183 and 1192.

LCM(1183,1192) = 71 × 132 × 23 × 1491
LCM(1183,1192) = 1410136