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What is the Least Common Multiple of 10242 and 10256?

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 10242 and 10256 is 52520976.

LCM(10242,10256) = 52520976

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Least Common Multiple of 10242 and 10256 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10242 and 10256, than apply into the LCM equation.

GCF(10242,10256) = 2
LCM(10242,10256) = ( 10242 × 10256) / 2
LCM(10242,10256) = 105041952 / 2
LCM(10242,10256) = 52520976

Least Common Multiple (LCM) of 10242 and 10256 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10242 and 10256. First we will calculate the prime factors of 10242 and 10256.

Prime Factorization of 10242

Prime factors of 10242 are 2, 3, 569. Prime factorization of 10242 in exponential form is:

10242 = 21 × 32 × 5691

Prime Factorization of 10256

Prime factors of 10256 are 2, 641. Prime factorization of 10256 in exponential form is:

10256 = 24 × 6411

Now multiplying the highest exponent prime factors to calculate the LCM of 10242 and 10256.

LCM(10242,10256) = 24 × 32 × 5691 × 6411
LCM(10242,10256) = 52520976