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What is the Least Common Multiple of 50403 and 50421?

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 50403 and 50421 is 847123221.

LCM(50403,50421) = 847123221

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Least Common Multiple of 50403 and 50421 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 50403 and 50421, than apply into the LCM equation.

GCF(50403,50421) = 3
LCM(50403,50421) = ( 50403 × 50421) / 3
LCM(50403,50421) = 2541369663 / 3
LCM(50403,50421) = 847123221

Least Common Multiple (LCM) of 50403 and 50421 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 50403 and 50421. First we will calculate the prime factors of 50403 and 50421.

Prime Factorization of 50403

Prime factors of 50403 are 3, 53, 317. Prime factorization of 50403 in exponential form is:

50403 = 31 × 531 × 3171

Prime Factorization of 50421

Prime factors of 50421 are 3, 7. Prime factorization of 50421 in exponential form is:

50421 = 31 × 75

Now multiplying the highest exponent prime factors to calculate the LCM of 50403 and 50421.

LCM(50403,50421) = 31 × 531 × 3171 × 75
LCM(50403,50421) = 847123221