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What is the Least Common Multiple of 68486 and 68491?

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 68486 and 68491 is 4690674626.

LCM(68486,68491) = 4690674626

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Least Common Multiple of 68486 and 68491 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68486 and 68491, than apply into the LCM equation.

GCF(68486,68491) = 1
LCM(68486,68491) = ( 68486 × 68491) / 1
LCM(68486,68491) = 4690674626 / 1
LCM(68486,68491) = 4690674626

Least Common Multiple (LCM) of 68486 and 68491 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68486 and 68491. First we will calculate the prime factors of 68486 and 68491.

Prime Factorization of 68486

Prime factors of 68486 are 2, 11, 283. Prime factorization of 68486 in exponential form is:

68486 = 21 × 112 × 2831

Prime Factorization of 68491

Prime factors of 68491 are 68491. Prime factorization of 68491 in exponential form is:

68491 = 684911

Now multiplying the highest exponent prime factors to calculate the LCM of 68486 and 68491.

LCM(68486,68491) = 21 × 112 × 2831 × 684911
LCM(68486,68491) = 4690674626