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What is the Least Common Multiple of 11786 and 11800?

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 11786 and 11800 is 69537400.

LCM(11786,11800) = 69537400

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Least Common Multiple of 11786 and 11800 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11786 and 11800, than apply into the LCM equation.

GCF(11786,11800) = 2
LCM(11786,11800) = ( 11786 × 11800) / 2
LCM(11786,11800) = 139074800 / 2
LCM(11786,11800) = 69537400

Least Common Multiple (LCM) of 11786 and 11800 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11786 and 11800. First we will calculate the prime factors of 11786 and 11800.

Prime Factorization of 11786

Prime factors of 11786 are 2, 71, 83. Prime factorization of 11786 in exponential form is:

11786 = 21 × 711 × 831

Prime Factorization of 11800

Prime factors of 11800 are 2, 5, 59. Prime factorization of 11800 in exponential form is:

11800 = 23 × 52 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 11786 and 11800.

LCM(11786,11800) = 23 × 711 × 831 × 52 × 591
LCM(11786,11800) = 69537400