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What is the Least Common Multiple of 20875 and 20894?

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 20875 and 20894 is 436162250.

LCM(20875,20894) = 436162250

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Least Common Multiple of 20875 and 20894 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20875 and 20894, than apply into the LCM equation.

GCF(20875,20894) = 1
LCM(20875,20894) = ( 20875 × 20894) / 1
LCM(20875,20894) = 436162250 / 1
LCM(20875,20894) = 436162250

Least Common Multiple (LCM) of 20875 and 20894 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20875 and 20894. First we will calculate the prime factors of 20875 and 20894.

Prime Factorization of 20875

Prime factors of 20875 are 5, 167. Prime factorization of 20875 in exponential form is:

20875 = 53 × 1671

Prime Factorization of 20894

Prime factors of 20894 are 2, 31, 337. Prime factorization of 20894 in exponential form is:

20894 = 21 × 311 × 3371

Now multiplying the highest exponent prime factors to calculate the LCM of 20875 and 20894.

LCM(20875,20894) = 53 × 1671 × 21 × 311 × 3371
LCM(20875,20894) = 436162250