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What is the Least Common Multiple of 74691 and 74706?

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 74691 and 74706 is 1859955282.

LCM(74691,74706) = 1859955282

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Least Common Multiple of 74691 and 74706 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74691 and 74706, than apply into the LCM equation.

GCF(74691,74706) = 3
LCM(74691,74706) = ( 74691 × 74706) / 3
LCM(74691,74706) = 5579865846 / 3
LCM(74691,74706) = 1859955282

Least Common Multiple (LCM) of 74691 and 74706 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74691 and 74706. First we will calculate the prime factors of 74691 and 74706.

Prime Factorization of 74691

Prime factors of 74691 are 3, 43, 193. Prime factorization of 74691 in exponential form is:

74691 = 32 × 431 × 1931

Prime Factorization of 74706

Prime factors of 74706 are 2, 3, 12451. Prime factorization of 74706 in exponential form is:

74706 = 21 × 31 × 124511

Now multiplying the highest exponent prime factors to calculate the LCM of 74691 and 74706.

LCM(74691,74706) = 32 × 431 × 1931 × 21 × 124511
LCM(74691,74706) = 1859955282