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What is the Least Common Multiple of 28303 and 28309?

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 28303 and 28309 is 801229627.

LCM(28303,28309) = 801229627

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Least Common Multiple of 28303 and 28309 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28303 and 28309, than apply into the LCM equation.

GCF(28303,28309) = 1
LCM(28303,28309) = ( 28303 × 28309) / 1
LCM(28303,28309) = 801229627 / 1
LCM(28303,28309) = 801229627

Least Common Multiple (LCM) of 28303 and 28309 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28303 and 28309. First we will calculate the prime factors of 28303 and 28309.

Prime Factorization of 28303

Prime factors of 28303 are 11, 31, 83. Prime factorization of 28303 in exponential form is:

28303 = 111 × 311 × 831

Prime Factorization of 28309

Prime factors of 28309 are 28309. Prime factorization of 28309 in exponential form is:

28309 = 283091

Now multiplying the highest exponent prime factors to calculate the LCM of 28303 and 28309.

LCM(28303,28309) = 111 × 311 × 831 × 283091
LCM(28303,28309) = 801229627