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What is the Least Common Multiple of 81246 and 81266?

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 81246 and 81266 is 3301268718.

LCM(81246,81266) = 3301268718

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Least Common Multiple of 81246 and 81266 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81246 and 81266, than apply into the LCM equation.

GCF(81246,81266) = 2
LCM(81246,81266) = ( 81246 × 81266) / 2
LCM(81246,81266) = 6602537436 / 2
LCM(81246,81266) = 3301268718

Least Common Multiple (LCM) of 81246 and 81266 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81246 and 81266. First we will calculate the prime factors of 81246 and 81266.

Prime Factorization of 81246

Prime factors of 81246 are 2, 3, 11, 1231. Prime factorization of 81246 in exponential form is:

81246 = 21 × 31 × 111 × 12311

Prime Factorization of 81266

Prime factors of 81266 are 2, 179, 227. Prime factorization of 81266 in exponential form is:

81266 = 21 × 1791 × 2271

Now multiplying the highest exponent prime factors to calculate the LCM of 81246 and 81266.

LCM(81246,81266) = 21 × 31 × 111 × 12311 × 1791 × 2271
LCM(81246,81266) = 3301268718