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What is the Least Common Multiple of 11656 and 11672?

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 11656 and 11672 is 17006104.

LCM(11656,11672) = 17006104

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Least Common Multiple of 11656 and 11672 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11656 and 11672, than apply into the LCM equation.

GCF(11656,11672) = 8
LCM(11656,11672) = ( 11656 × 11672) / 8
LCM(11656,11672) = 136048832 / 8
LCM(11656,11672) = 17006104

Least Common Multiple (LCM) of 11656 and 11672 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11656 and 11672. First we will calculate the prime factors of 11656 and 11672.

Prime Factorization of 11656

Prime factors of 11656 are 2, 31, 47. Prime factorization of 11656 in exponential form is:

11656 = 23 × 311 × 471

Prime Factorization of 11672

Prime factors of 11672 are 2, 1459. Prime factorization of 11672 in exponential form is:

11672 = 23 × 14591

Now multiplying the highest exponent prime factors to calculate the LCM of 11656 and 11672.

LCM(11656,11672) = 23 × 311 × 471 × 14591
LCM(11656,11672) = 17006104