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What is the Least Common Multiple of 24728 and 24742?

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 24728 and 24742 is 305910088.

LCM(24728,24742) = 305910088

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Least Common Multiple of 24728 and 24742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 24728 and 24742, than apply into the LCM equation.

GCF(24728,24742) = 2
LCM(24728,24742) = ( 24728 × 24742) / 2
LCM(24728,24742) = 611820176 / 2
LCM(24728,24742) = 305910088

Least Common Multiple (LCM) of 24728 and 24742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 24728 and 24742. First we will calculate the prime factors of 24728 and 24742.

Prime Factorization of 24728

Prime factors of 24728 are 2, 11, 281. Prime factorization of 24728 in exponential form is:

24728 = 23 × 111 × 2811

Prime Factorization of 24742

Prime factors of 24742 are 2, 89, 139. Prime factorization of 24742 in exponential form is:

24742 = 21 × 891 × 1391

Now multiplying the highest exponent prime factors to calculate the LCM of 24728 and 24742.

LCM(24728,24742) = 23 × 111 × 2811 × 891 × 1391
LCM(24728,24742) = 305910088