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What is the Least Common Multiple of 20726 and 20737?

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 20726 and 20737 is 429795062.

LCM(20726,20737) = 429795062

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Least Common Multiple of 20726 and 20737 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20726 and 20737, than apply into the LCM equation.

GCF(20726,20737) = 1
LCM(20726,20737) = ( 20726 × 20737) / 1
LCM(20726,20737) = 429795062 / 1
LCM(20726,20737) = 429795062

Least Common Multiple (LCM) of 20726 and 20737 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20726 and 20737. First we will calculate the prime factors of 20726 and 20737.

Prime Factorization of 20726

Prime factors of 20726 are 2, 43, 241. Prime factorization of 20726 in exponential form is:

20726 = 21 × 431 × 2411

Prime Factorization of 20737

Prime factors of 20737 are 89, 233. Prime factorization of 20737 in exponential form is:

20737 = 891 × 2331

Now multiplying the highest exponent prime factors to calculate the LCM of 20726 and 20737.

LCM(20726,20737) = 21 × 431 × 2411 × 891 × 2331
LCM(20726,20737) = 429795062