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What is the Least Common Multiple of 7261 and 7281?

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 7261 and 7281 is 52867341.

LCM(7261,7281) = 52867341

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Least Common Multiple of 7261 and 7281 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7261 and 7281, than apply into the LCM equation.

GCF(7261,7281) = 1
LCM(7261,7281) = ( 7261 × 7281) / 1
LCM(7261,7281) = 52867341 / 1
LCM(7261,7281) = 52867341

Least Common Multiple (LCM) of 7261 and 7281 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7261 and 7281. First we will calculate the prime factors of 7261 and 7281.

Prime Factorization of 7261

Prime factors of 7261 are 53, 137. Prime factorization of 7261 in exponential form is:

7261 = 531 × 1371

Prime Factorization of 7281

Prime factors of 7281 are 3, 809. Prime factorization of 7281 in exponential form is:

7281 = 32 × 8091

Now multiplying the highest exponent prime factors to calculate the LCM of 7261 and 7281.

LCM(7261,7281) = 531 × 1371 × 32 × 8091
LCM(7261,7281) = 52867341