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What is the Least Common Multiple of 20036 and 20055?

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 20036 and 20055 is 401821980.

LCM(20036,20055) = 401821980

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Least Common Multiple of 20036 and 20055 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20036 and 20055, than apply into the LCM equation.

GCF(20036,20055) = 1
LCM(20036,20055) = ( 20036 × 20055) / 1
LCM(20036,20055) = 401821980 / 1
LCM(20036,20055) = 401821980

Least Common Multiple (LCM) of 20036 and 20055 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20036 and 20055. First we will calculate the prime factors of 20036 and 20055.

Prime Factorization of 20036

Prime factors of 20036 are 2, 5009. Prime factorization of 20036 in exponential form is:

20036 = 22 × 50091

Prime Factorization of 20055

Prime factors of 20055 are 3, 5, 7, 191. Prime factorization of 20055 in exponential form is:

20055 = 31 × 51 × 71 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 20036 and 20055.

LCM(20036,20055) = 22 × 50091 × 31 × 51 × 71 × 1911
LCM(20036,20055) = 401821980