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What is the Least Common Multiple of 51230 and 51243?

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 51230 and 51243 is 2625178890.

LCM(51230,51243) = 2625178890

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Least Common Multiple of 51230 and 51243 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51230 and 51243, than apply into the LCM equation.

GCF(51230,51243) = 1
LCM(51230,51243) = ( 51230 × 51243) / 1
LCM(51230,51243) = 2625178890 / 1
LCM(51230,51243) = 2625178890

Least Common Multiple (LCM) of 51230 and 51243 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51230 and 51243. First we will calculate the prime factors of 51230 and 51243.

Prime Factorization of 51230

Prime factors of 51230 are 2, 5, 47, 109. Prime factorization of 51230 in exponential form is:

51230 = 21 × 51 × 471 × 1091

Prime Factorization of 51243

Prime factors of 51243 are 3, 19, 29, 31. Prime factorization of 51243 in exponential form is:

51243 = 31 × 191 × 291 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 51230 and 51243.

LCM(51230,51243) = 21 × 51 × 471 × 1091 × 31 × 191 × 291 × 311
LCM(51230,51243) = 2625178890