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What is the Least Common Multiple of 12854 and 12874?

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 12854 and 12874 is 82741198.

LCM(12854,12874) = 82741198

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Least Common Multiple of 12854 and 12874 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12854 and 12874, than apply into the LCM equation.

GCF(12854,12874) = 2
LCM(12854,12874) = ( 12854 × 12874) / 2
LCM(12854,12874) = 165482396 / 2
LCM(12854,12874) = 82741198

Least Common Multiple (LCM) of 12854 and 12874 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12854 and 12874. First we will calculate the prime factors of 12854 and 12874.

Prime Factorization of 12854

Prime factors of 12854 are 2, 6427. Prime factorization of 12854 in exponential form is:

12854 = 21 × 64271

Prime Factorization of 12874

Prime factors of 12874 are 2, 41, 157. Prime factorization of 12874 in exponential form is:

12874 = 21 × 411 × 1571

Now multiplying the highest exponent prime factors to calculate the LCM of 12854 and 12874.

LCM(12854,12874) = 21 × 64271 × 411 × 1571
LCM(12854,12874) = 82741198