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What is the Least Common Multiple of 68069 and 68081?

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 68069 and 68081 is 4634205589.

LCM(68069,68081) = 4634205589

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Least Common Multiple of 68069 and 68081 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68069 and 68081, than apply into the LCM equation.

GCF(68069,68081) = 1
LCM(68069,68081) = ( 68069 × 68081) / 1
LCM(68069,68081) = 4634205589 / 1
LCM(68069,68081) = 4634205589

Least Common Multiple (LCM) of 68069 and 68081 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68069 and 68081. First we will calculate the prime factors of 68069 and 68081.

Prime Factorization of 68069

Prime factors of 68069 are 43, 1583. Prime factorization of 68069 in exponential form is:

68069 = 431 × 15831

Prime Factorization of 68081

Prime factors of 68081 are 13, 5237. Prime factorization of 68081 in exponential form is:

68081 = 131 × 52371

Now multiplying the highest exponent prime factors to calculate the LCM of 68069 and 68081.

LCM(68069,68081) = 431 × 15831 × 131 × 52371
LCM(68069,68081) = 4634205589