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What is the Least Common Multiple of 68078 and 68091?

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 68078 and 68091 is 4635499098.

LCM(68078,68091) = 4635499098

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Least Common Multiple of 68078 and 68091 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68078 and 68091, than apply into the LCM equation.

GCF(68078,68091) = 1
LCM(68078,68091) = ( 68078 × 68091) / 1
LCM(68078,68091) = 4635499098 / 1
LCM(68078,68091) = 4635499098

Least Common Multiple (LCM) of 68078 and 68091 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68078 and 68091. First we will calculate the prime factors of 68078 and 68091.

Prime Factorization of 68078

Prime factors of 68078 are 2, 34039. Prime factorization of 68078 in exponential form is:

68078 = 21 × 340391

Prime Factorization of 68091

Prime factors of 68091 are 3, 22697. Prime factorization of 68091 in exponential form is:

68091 = 31 × 226971

Now multiplying the highest exponent prime factors to calculate the LCM of 68078 and 68091.

LCM(68078,68091) = 21 × 340391 × 31 × 226971
LCM(68078,68091) = 4635499098