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What is the Least Common Multiple of 20248 and 20255?

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 20248 and 20255 is 410123240.

LCM(20248,20255) = 410123240

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Least Common Multiple of 20248 and 20255 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20248 and 20255, than apply into the LCM equation.

GCF(20248,20255) = 1
LCM(20248,20255) = ( 20248 × 20255) / 1
LCM(20248,20255) = 410123240 / 1
LCM(20248,20255) = 410123240

Least Common Multiple (LCM) of 20248 and 20255 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20248 and 20255. First we will calculate the prime factors of 20248 and 20255.

Prime Factorization of 20248

Prime factors of 20248 are 2, 2531. Prime factorization of 20248 in exponential form is:

20248 = 23 × 25311

Prime Factorization of 20255

Prime factors of 20255 are 5, 4051. Prime factorization of 20255 in exponential form is:

20255 = 51 × 40511

Now multiplying the highest exponent prime factors to calculate the LCM of 20248 and 20255.

LCM(20248,20255) = 23 × 25311 × 51 × 40511
LCM(20248,20255) = 410123240