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What is the Least Common Multiple of 22384 and 22400?

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 22384 and 22400 is 31337600.

LCM(22384,22400) = 31337600

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Least Common Multiple of 22384 and 22400 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22384 and 22400, than apply into the LCM equation.

GCF(22384,22400) = 16
LCM(22384,22400) = ( 22384 × 22400) / 16
LCM(22384,22400) = 501401600 / 16
LCM(22384,22400) = 31337600

Least Common Multiple (LCM) of 22384 and 22400 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22384 and 22400. First we will calculate the prime factors of 22384 and 22400.

Prime Factorization of 22384

Prime factors of 22384 are 2, 1399. Prime factorization of 22384 in exponential form is:

22384 = 24 × 13991

Prime Factorization of 22400

Prime factors of 22400 are 2, 5, 7. Prime factorization of 22400 in exponential form is:

22400 = 27 × 52 × 71

Now multiplying the highest exponent prime factors to calculate the LCM of 22384 and 22400.

LCM(22384,22400) = 27 × 13991 × 52 × 71
LCM(22384,22400) = 31337600