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What is the Least Common Multiple of 47345 and 47361?

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 47345 and 47361 is 2242306545.

LCM(47345,47361) = 2242306545

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Least Common Multiple of 47345 and 47361 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47345 and 47361, than apply into the LCM equation.

GCF(47345,47361) = 1
LCM(47345,47361) = ( 47345 × 47361) / 1
LCM(47345,47361) = 2242306545 / 1
LCM(47345,47361) = 2242306545

Least Common Multiple (LCM) of 47345 and 47361 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47345 and 47361. First we will calculate the prime factors of 47345 and 47361.

Prime Factorization of 47345

Prime factors of 47345 are 5, 17, 557. Prime factorization of 47345 in exponential form is:

47345 = 51 × 171 × 5571

Prime Factorization of 47361

Prime factors of 47361 are 3, 15787. Prime factorization of 47361 in exponential form is:

47361 = 31 × 157871

Now multiplying the highest exponent prime factors to calculate the LCM of 47345 and 47361.

LCM(47345,47361) = 51 × 171 × 5571 × 31 × 157871
LCM(47345,47361) = 2242306545