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What is the Least Common Multiple of 43305 and 43318?

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 43305 and 43318 is 1875885990.

LCM(43305,43318) = 1875885990

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Least Common Multiple of 43305 and 43318 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43305 and 43318, than apply into the LCM equation.

GCF(43305,43318) = 1
LCM(43305,43318) = ( 43305 × 43318) / 1
LCM(43305,43318) = 1875885990 / 1
LCM(43305,43318) = 1875885990

Least Common Multiple (LCM) of 43305 and 43318 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43305 and 43318. First we will calculate the prime factors of 43305 and 43318.

Prime Factorization of 43305

Prime factors of 43305 are 3, 5, 2887. Prime factorization of 43305 in exponential form is:

43305 = 31 × 51 × 28871

Prime Factorization of 43318

Prime factors of 43318 are 2, 11, 179. Prime factorization of 43318 in exponential form is:

43318 = 21 × 112 × 1791

Now multiplying the highest exponent prime factors to calculate the LCM of 43305 and 43318.

LCM(43305,43318) = 31 × 51 × 28871 × 21 × 112 × 1791
LCM(43305,43318) = 1875885990