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What is the Least Common Multiple of 68686 and 68703?

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 68686 and 68703 is 4718934258.

LCM(68686,68703) = 4718934258

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Least Common Multiple of 68686 and 68703 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68686 and 68703, than apply into the LCM equation.

GCF(68686,68703) = 1
LCM(68686,68703) = ( 68686 × 68703) / 1
LCM(68686,68703) = 4718934258 / 1
LCM(68686,68703) = 4718934258

Least Common Multiple (LCM) of 68686 and 68703 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68686 and 68703. First we will calculate the prime factors of 68686 and 68703.

Prime Factorization of 68686

Prime factors of 68686 are 2, 61, 563. Prime factorization of 68686 in exponential form is:

68686 = 21 × 611 × 5631

Prime Factorization of 68703

Prime factors of 68703 are 3, 22901. Prime factorization of 68703 in exponential form is:

68703 = 31 × 229011

Now multiplying the highest exponent prime factors to calculate the LCM of 68686 and 68703.

LCM(68686,68703) = 21 × 611 × 5631 × 31 × 229011
LCM(68686,68703) = 4718934258