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What is the Least Common Multiple of 1107 and 1117?

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 1107 and 1117 is 1236519.

LCM(1107,1117) = 1236519

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Least Common Multiple of 1107 and 1117 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1107 and 1117, than apply into the LCM equation.

GCF(1107,1117) = 1
LCM(1107,1117) = ( 1107 × 1117) / 1
LCM(1107,1117) = 1236519 / 1
LCM(1107,1117) = 1236519

Least Common Multiple (LCM) of 1107 and 1117 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1107 and 1117. First we will calculate the prime factors of 1107 and 1117.

Prime Factorization of 1107

Prime factors of 1107 are 3, 41. Prime factorization of 1107 in exponential form is:

1107 = 33 × 411

Prime Factorization of 1117

Prime factors of 1117 are 1117. Prime factorization of 1117 in exponential form is:

1117 = 11171

Now multiplying the highest exponent prime factors to calculate the LCM of 1107 and 1117.

LCM(1107,1117) = 33 × 411 × 11171
LCM(1107,1117) = 1236519