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What is the Least Common Multiple of 68609 and 68627?

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 68609 and 68627 is 4708429843.

LCM(68609,68627) = 4708429843

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Least Common Multiple of 68609 and 68627 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68609 and 68627, than apply into the LCM equation.

GCF(68609,68627) = 1
LCM(68609,68627) = ( 68609 × 68627) / 1
LCM(68609,68627) = 4708429843 / 1
LCM(68609,68627) = 4708429843

Least Common Multiple (LCM) of 68609 and 68627 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68609 and 68627. First we will calculate the prime factors of 68609 and 68627.

Prime Factorization of 68609

Prime factors of 68609 are 19, 23, 157. Prime factorization of 68609 in exponential form is:

68609 = 191 × 231 × 1571

Prime Factorization of 68627

Prime factors of 68627 are 13, 5279. Prime factorization of 68627 in exponential form is:

68627 = 131 × 52791

Now multiplying the highest exponent prime factors to calculate the LCM of 68609 and 68627.

LCM(68609,68627) = 191 × 231 × 1571 × 131 × 52791
LCM(68609,68627) = 4708429843