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What is the Least Common Multiple of 20364 and 20383?

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 20364 and 20383 is 415079412.

LCM(20364,20383) = 415079412

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Least Common Multiple of 20364 and 20383 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20364 and 20383, than apply into the LCM equation.

GCF(20364,20383) = 1
LCM(20364,20383) = ( 20364 × 20383) / 1
LCM(20364,20383) = 415079412 / 1
LCM(20364,20383) = 415079412

Least Common Multiple (LCM) of 20364 and 20383 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20364 and 20383. First we will calculate the prime factors of 20364 and 20383.

Prime Factorization of 20364

Prime factors of 20364 are 2, 3, 1697. Prime factorization of 20364 in exponential form is:

20364 = 22 × 31 × 16971

Prime Factorization of 20383

Prime factors of 20383 are 11, 17, 109. Prime factorization of 20383 in exponential form is:

20383 = 111 × 171 × 1091

Now multiplying the highest exponent prime factors to calculate the LCM of 20364 and 20383.

LCM(20364,20383) = 22 × 31 × 16971 × 111 × 171 × 1091
LCM(20364,20383) = 415079412