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What is the Least Common Multiple of 11158 and 11168?

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 11158 and 11168 is 62306272.

LCM(11158,11168) = 62306272

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Least Common Multiple of 11158 and 11168 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11158 and 11168, than apply into the LCM equation.

GCF(11158,11168) = 2
LCM(11158,11168) = ( 11158 × 11168) / 2
LCM(11158,11168) = 124612544 / 2
LCM(11158,11168) = 62306272

Least Common Multiple (LCM) of 11158 and 11168 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11158 and 11168. First we will calculate the prime factors of 11158 and 11168.

Prime Factorization of 11158

Prime factors of 11158 are 2, 7, 797. Prime factorization of 11158 in exponential form is:

11158 = 21 × 71 × 7971

Prime Factorization of 11168

Prime factors of 11168 are 2, 349. Prime factorization of 11168 in exponential form is:

11168 = 25 × 3491

Now multiplying the highest exponent prime factors to calculate the LCM of 11158 and 11168.

LCM(11158,11168) = 25 × 71 × 7971 × 3491
LCM(11158,11168) = 62306272