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What is the Least Common Multiple of 68215 and 68219?

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 68215 and 68219 is 4653559085.

LCM(68215,68219) = 4653559085

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Least Common Multiple of 68215 and 68219 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68215 and 68219, than apply into the LCM equation.

GCF(68215,68219) = 1
LCM(68215,68219) = ( 68215 × 68219) / 1
LCM(68215,68219) = 4653559085 / 1
LCM(68215,68219) = 4653559085

Least Common Multiple (LCM) of 68215 and 68219 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68215 and 68219. First we will calculate the prime factors of 68215 and 68219.

Prime Factorization of 68215

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

68215 = 51 × 71 × 19491

Prime Factorization of 68219

Prime factors of 68219 are 68219. Prime factorization of 68219 in exponential form is:

68219 = 682191

Now multiplying the highest exponent prime factors to calculate the LCM of 68215 and 68219.

LCM(68215,68219) = 51 × 71 × 19491 × 682191
LCM(68215,68219) = 4653559085