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What is the Least Common Multiple of 51878 and 51898?

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 51878 and 51898 is 1346182222.

LCM(51878,51898) = 1346182222

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Least Common Multiple of 51878 and 51898 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51878 and 51898, than apply into the LCM equation.

GCF(51878,51898) = 2
LCM(51878,51898) = ( 51878 × 51898) / 2
LCM(51878,51898) = 2692364444 / 2
LCM(51878,51898) = 1346182222

Least Common Multiple (LCM) of 51878 and 51898 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51878 and 51898. First we will calculate the prime factors of 51878 and 51898.

Prime Factorization of 51878

Prime factors of 51878 are 2, 25939. Prime factorization of 51878 in exponential form is:

51878 = 21 × 259391

Prime Factorization of 51898

Prime factors of 51898 are 2, 7, 11, 337. Prime factorization of 51898 in exponential form is:

51898 = 21 × 71 × 111 × 3371

Now multiplying the highest exponent prime factors to calculate the LCM of 51878 and 51898.

LCM(51878,51898) = 21 × 259391 × 71 × 111 × 3371
LCM(51878,51898) = 1346182222