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What is the Least Common Multiple of 18288 and 18292?

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 18288 and 18292 is 83631024.

LCM(18288,18292) = 83631024

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Least Common Multiple of 18288 and 18292 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18288 and 18292, than apply into the LCM equation.

GCF(18288,18292) = 4
LCM(18288,18292) = ( 18288 × 18292) / 4
LCM(18288,18292) = 334524096 / 4
LCM(18288,18292) = 83631024

Least Common Multiple (LCM) of 18288 and 18292 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18288 and 18292. First we will calculate the prime factors of 18288 and 18292.

Prime Factorization of 18288

Prime factors of 18288 are 2, 3, 127. Prime factorization of 18288 in exponential form is:

18288 = 24 × 32 × 1271

Prime Factorization of 18292

Prime factors of 18292 are 2, 17, 269. Prime factorization of 18292 in exponential form is:

18292 = 22 × 171 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 18288 and 18292.

LCM(18288,18292) = 24 × 32 × 1271 × 171 × 2691
LCM(18288,18292) = 83631024