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What is the Least Common Multiple of 4554 and 4573?

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 4554 and 4573 is 20825442.

LCM(4554,4573) = 20825442

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Least Common Multiple of 4554 and 4573 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4554 and 4573, than apply into the LCM equation.

GCF(4554,4573) = 1
LCM(4554,4573) = ( 4554 × 4573) / 1
LCM(4554,4573) = 20825442 / 1
LCM(4554,4573) = 20825442

Least Common Multiple (LCM) of 4554 and 4573 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4554 and 4573. First we will calculate the prime factors of 4554 and 4573.

Prime Factorization of 4554

Prime factors of 4554 are 2, 3, 11, 23. Prime factorization of 4554 in exponential form is:

4554 = 21 × 32 × 111 × 231

Prime Factorization of 4573

Prime factors of 4573 are 17, 269. Prime factorization of 4573 in exponential form is:

4573 = 171 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 4554 and 4573.

LCM(4554,4573) = 21 × 32 × 111 × 231 × 171 × 2691
LCM(4554,4573) = 20825442