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What is the Least Common Multiple of 12750 and 12760?

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 12750 and 12760 is 16269000.

LCM(12750,12760) = 16269000

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Least Common Multiple of 12750 and 12760 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12750 and 12760, than apply into the LCM equation.

GCF(12750,12760) = 10
LCM(12750,12760) = ( 12750 × 12760) / 10
LCM(12750,12760) = 162690000 / 10
LCM(12750,12760) = 16269000

Least Common Multiple (LCM) of 12750 and 12760 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12750 and 12760. First we will calculate the prime factors of 12750 and 12760.

Prime Factorization of 12750

Prime factors of 12750 are 2, 3, 5, 17. Prime factorization of 12750 in exponential form is:

12750 = 21 × 31 × 53 × 171

Prime Factorization of 12760

Prime factors of 12760 are 2, 5, 11, 29. Prime factorization of 12760 in exponential form is:

12760 = 23 × 51 × 111 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 12750 and 12760.

LCM(12750,12760) = 23 × 31 × 53 × 171 × 111 × 291
LCM(12750,12760) = 16269000