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What is the Least Common Multiple of 11487 and 11503?

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 11487 and 11503 is 132134961.

LCM(11487,11503) = 132134961

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Least Common Multiple of 11487 and 11503 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11487 and 11503, than apply into the LCM equation.

GCF(11487,11503) = 1
LCM(11487,11503) = ( 11487 × 11503) / 1
LCM(11487,11503) = 132134961 / 1
LCM(11487,11503) = 132134961

Least Common Multiple (LCM) of 11487 and 11503 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11487 and 11503. First we will calculate the prime factors of 11487 and 11503.

Prime Factorization of 11487

Prime factors of 11487 are 3, 7, 547. Prime factorization of 11487 in exponential form is:

11487 = 31 × 71 × 5471

Prime Factorization of 11503

Prime factors of 11503 are 11503. Prime factorization of 11503 in exponential form is:

11503 = 115031

Now multiplying the highest exponent prime factors to calculate the LCM of 11487 and 11503.

LCM(11487,11503) = 31 × 71 × 5471 × 115031
LCM(11487,11503) = 132134961