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What is the Least Common Multiple of 4273 and 4285?

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 4273 and 4285 is 18309805.

LCM(4273,4285) = 18309805

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Least Common Multiple of 4273 and 4285 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4273 and 4285, than apply into the LCM equation.

GCF(4273,4285) = 1
LCM(4273,4285) = ( 4273 × 4285) / 1
LCM(4273,4285) = 18309805 / 1
LCM(4273,4285) = 18309805

Least Common Multiple (LCM) of 4273 and 4285 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4273 and 4285. First we will calculate the prime factors of 4273 and 4285.

Prime Factorization of 4273

Prime factors of 4273 are 4273. Prime factorization of 4273 in exponential form is:

4273 = 42731

Prime Factorization of 4285

Prime factors of 4285 are 5, 857. Prime factorization of 4285 in exponential form is:

4285 = 51 × 8571

Now multiplying the highest exponent prime factors to calculate the LCM of 4273 and 4285.

LCM(4273,4285) = 42731 × 51 × 8571
LCM(4273,4285) = 18309805