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What is the Least Common Multiple of 66483 and 66490?

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 66483 and 66490 is 4420454670.

LCM(66483,66490) = 4420454670

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Least Common Multiple of 66483 and 66490 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66483 and 66490, than apply into the LCM equation.

GCF(66483,66490) = 1
LCM(66483,66490) = ( 66483 × 66490) / 1
LCM(66483,66490) = 4420454670 / 1
LCM(66483,66490) = 4420454670

Least Common Multiple (LCM) of 66483 and 66490 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66483 and 66490. First we will calculate the prime factors of 66483 and 66490.

Prime Factorization of 66483

Prime factors of 66483 are 3, 83, 89. Prime factorization of 66483 in exponential form is:

66483 = 32 × 831 × 891

Prime Factorization of 66490

Prime factors of 66490 are 2, 5, 61, 109. Prime factorization of 66490 in exponential form is:

66490 = 21 × 51 × 611 × 1091

Now multiplying the highest exponent prime factors to calculate the LCM of 66483 and 66490.

LCM(66483,66490) = 32 × 831 × 891 × 21 × 51 × 611 × 1091
LCM(66483,66490) = 4420454670