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What is the Least Common Multiple of 68131 and 68146?

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 68131 and 68146 is 4642855126.

LCM(68131,68146) = 4642855126

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Least Common Multiple of 68131 and 68146 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68131 and 68146, than apply into the LCM equation.

GCF(68131,68146) = 1
LCM(68131,68146) = ( 68131 × 68146) / 1
LCM(68131,68146) = 4642855126 / 1
LCM(68131,68146) = 4642855126

Least Common Multiple (LCM) of 68131 and 68146 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68131 and 68146. First we will calculate the prime factors of 68131 and 68146.

Prime Factorization of 68131

Prime factors of 68131 are 7, 9733. Prime factorization of 68131 in exponential form is:

68131 = 71 × 97331

Prime Factorization of 68146

Prime factors of 68146 are 2, 13, 2621. Prime factorization of 68146 in exponential form is:

68146 = 21 × 131 × 26211

Now multiplying the highest exponent prime factors to calculate the LCM of 68131 and 68146.

LCM(68131,68146) = 71 × 97331 × 21 × 131 × 26211
LCM(68131,68146) = 4642855126