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What is the Least Common Multiple of 7243 and 7256?

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 7243 and 7256 is 52555208.

LCM(7243,7256) = 52555208

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Least Common Multiple of 7243 and 7256 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7243 and 7256, than apply into the LCM equation.

GCF(7243,7256) = 1
LCM(7243,7256) = ( 7243 × 7256) / 1
LCM(7243,7256) = 52555208 / 1
LCM(7243,7256) = 52555208

Least Common Multiple (LCM) of 7243 and 7256 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7243 and 7256. First we will calculate the prime factors of 7243 and 7256.

Prime Factorization of 7243

Prime factors of 7243 are 7243. Prime factorization of 7243 in exponential form is:

7243 = 72431

Prime Factorization of 7256

Prime factors of 7256 are 2, 907. Prime factorization of 7256 in exponential form is:

7256 = 23 × 9071

Now multiplying the highest exponent prime factors to calculate the LCM of 7243 and 7256.

LCM(7243,7256) = 72431 × 23 × 9071
LCM(7243,7256) = 52555208