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What is the Least Common Multiple of 30796 and 30800?

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 30796 and 30800 is 237129200.

LCM(30796,30800) = 237129200

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Least Common Multiple of 30796 and 30800 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30796 and 30800, than apply into the LCM equation.

GCF(30796,30800) = 4
LCM(30796,30800) = ( 30796 × 30800) / 4
LCM(30796,30800) = 948516800 / 4
LCM(30796,30800) = 237129200

Least Common Multiple (LCM) of 30796 and 30800 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30796 and 30800. First we will calculate the prime factors of 30796 and 30800.

Prime Factorization of 30796

Prime factors of 30796 are 2, 7699. Prime factorization of 30796 in exponential form is:

30796 = 22 × 76991

Prime Factorization of 30800

Prime factors of 30800 are 2, 5, 7, 11. Prime factorization of 30800 in exponential form is:

30800 = 24 × 52 × 71 × 111

Now multiplying the highest exponent prime factors to calculate the LCM of 30796 and 30800.

LCM(30796,30800) = 24 × 76991 × 52 × 71 × 111
LCM(30796,30800) = 237129200