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What is the Least Common Multiple of 68203 and 68215?

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 68203 and 68215 is 4652467645.

LCM(68203,68215) = 4652467645

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Least Common Multiple of 68203 and 68215 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68203 and 68215, than apply into the LCM equation.

GCF(68203,68215) = 1
LCM(68203,68215) = ( 68203 × 68215) / 1
LCM(68203,68215) = 4652467645 / 1
LCM(68203,68215) = 4652467645

Least Common Multiple (LCM) of 68203 and 68215 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68203 and 68215. First we will calculate the prime factors of 68203 and 68215.

Prime Factorization of 68203

Prime factors of 68203 are 241, 283. Prime factorization of 68203 in exponential form is:

68203 = 2411 × 2831

Prime Factorization of 68215

Prime factors of 68215 are 5, 7, 1949. Prime factorization of 68215 in exponential form is:

68215 = 51 × 71 × 19491

Now multiplying the highest exponent prime factors to calculate the LCM of 68203 and 68215.

LCM(68203,68215) = 2411 × 2831 × 51 × 71 × 19491
LCM(68203,68215) = 4652467645