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What is the Least Common Multiple of 11662 and 11669?

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 11662 and 11669 is 19440554.

LCM(11662,11669) = 19440554

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Least Common Multiple of 11662 and 11669 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11662 and 11669, than apply into the LCM equation.

GCF(11662,11669) = 7
LCM(11662,11669) = ( 11662 × 11669) / 7
LCM(11662,11669) = 136083878 / 7
LCM(11662,11669) = 19440554

Least Common Multiple (LCM) of 11662 and 11669 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11662 and 11669. First we will calculate the prime factors of 11662 and 11669.

Prime Factorization of 11662

Prime factors of 11662 are 2, 7, 17. Prime factorization of 11662 in exponential form is:

11662 = 21 × 73 × 171

Prime Factorization of 11669

Prime factors of 11669 are 7, 1667. Prime factorization of 11669 in exponential form is:

11669 = 71 × 16671

Now multiplying the highest exponent prime factors to calculate the LCM of 11662 and 11669.

LCM(11662,11669) = 21 × 73 × 171 × 16671
LCM(11662,11669) = 19440554