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What is the Least Common Multiple of 11658 and 11666?

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 11658 and 11666 is 68001114.

LCM(11658,11666) = 68001114

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Least Common Multiple of 11658 and 11666 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11658 and 11666, than apply into the LCM equation.

GCF(11658,11666) = 2
LCM(11658,11666) = ( 11658 × 11666) / 2
LCM(11658,11666) = 136002228 / 2
LCM(11658,11666) = 68001114

Least Common Multiple (LCM) of 11658 and 11666 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11658 and 11666. First we will calculate the prime factors of 11658 and 11666.

Prime Factorization of 11658

Prime factors of 11658 are 2, 3, 29, 67. Prime factorization of 11658 in exponential form is:

11658 = 21 × 31 × 291 × 671

Prime Factorization of 11666

Prime factors of 11666 are 2, 19, 307. Prime factorization of 11666 in exponential form is:

11666 = 21 × 191 × 3071

Now multiplying the highest exponent prime factors to calculate the LCM of 11658 and 11666.

LCM(11658,11666) = 21 × 31 × 291 × 671 × 191 × 3071
LCM(11658,11666) = 68001114