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What is the Least Common Multiple of 68777 and 68785?

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 68777 and 68785 is 4730825945.

LCM(68777,68785) = 4730825945

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Least Common Multiple of 68777 and 68785 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68777 and 68785, than apply into the LCM equation.

GCF(68777,68785) = 1
LCM(68777,68785) = ( 68777 × 68785) / 1
LCM(68777,68785) = 4730825945 / 1
LCM(68777,68785) = 4730825945

Least Common Multiple (LCM) of 68777 and 68785 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68777 and 68785. First we will calculate the prime factors of 68777 and 68785.

Prime Factorization of 68777

Prime factors of 68777 are 68777. Prime factorization of 68777 in exponential form is:

68777 = 687771

Prime Factorization of 68785

Prime factors of 68785 are 5, 13757. Prime factorization of 68785 in exponential form is:

68785 = 51 × 137571

Now multiplying the highest exponent prime factors to calculate the LCM of 68777 and 68785.

LCM(68777,68785) = 687771 × 51 × 137571
LCM(68777,68785) = 4730825945