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What is the Least Common Multiple of 2484 and 2490?

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 2484 and 2490 is 1030860.

LCM(2484,2490) = 1030860

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Least Common Multiple of 2484 and 2490 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2484 and 2490, than apply into the LCM equation.

GCF(2484,2490) = 6
LCM(2484,2490) = ( 2484 × 2490) / 6
LCM(2484,2490) = 6185160 / 6
LCM(2484,2490) = 1030860

Least Common Multiple (LCM) of 2484 and 2490 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2484 and 2490. First we will calculate the prime factors of 2484 and 2490.

Prime Factorization of 2484

Prime factors of 2484 are 2, 3, 23. Prime factorization of 2484 in exponential form is:

2484 = 22 × 33 × 231

Prime Factorization of 2490

Prime factors of 2490 are 2, 3, 5, 83. Prime factorization of 2490 in exponential form is:

2490 = 21 × 31 × 51 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 2484 and 2490.

LCM(2484,2490) = 22 × 33 × 231 × 51 × 831
LCM(2484,2490) = 1030860