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What is the Least Common Multiple of 49723 and 49742?

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 49723 and 49742 is 130174814.

LCM(49723,49742) = 130174814

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Least Common Multiple of 49723 and 49742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49723 and 49742, than apply into the LCM equation.

GCF(49723,49742) = 19
LCM(49723,49742) = ( 49723 × 49742) / 19
LCM(49723,49742) = 2473321466 / 19
LCM(49723,49742) = 130174814

Least Common Multiple (LCM) of 49723 and 49742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49723 and 49742. First we will calculate the prime factors of 49723 and 49742.

Prime Factorization of 49723

Prime factors of 49723 are 19, 2617. Prime factorization of 49723 in exponential form is:

49723 = 191 × 26171

Prime Factorization of 49742

Prime factors of 49742 are 2, 7, 11, 17, 19. Prime factorization of 49742 in exponential form is:

49742 = 21 × 71 × 111 × 171 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 49723 and 49742.

LCM(49723,49742) = 191 × 26171 × 21 × 71 × 111 × 171
LCM(49723,49742) = 130174814