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What is the Least Common Multiple of 4473 and 4487?

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 4473 and 4487 is 2867193.

LCM(4473,4487) = 2867193

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Least Common Multiple of 4473 and 4487 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4473 and 4487, than apply into the LCM equation.

GCF(4473,4487) = 7
LCM(4473,4487) = ( 4473 × 4487) / 7
LCM(4473,4487) = 20070351 / 7
LCM(4473,4487) = 2867193

Least Common Multiple (LCM) of 4473 and 4487 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4473 and 4487. First we will calculate the prime factors of 4473 and 4487.

Prime Factorization of 4473

Prime factors of 4473 are 3, 7, 71. Prime factorization of 4473 in exponential form is:

4473 = 32 × 71 × 711

Prime Factorization of 4487

Prime factors of 4487 are 7, 641. Prime factorization of 4487 in exponential form is:

4487 = 71 × 6411

Now multiplying the highest exponent prime factors to calculate the LCM of 4473 and 4487.

LCM(4473,4487) = 32 × 71 × 711 × 6411
LCM(4473,4487) = 2867193