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What is the Least Common Multiple of 19492 and 19511?

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 19492 and 19511 is 380308412.

LCM(19492,19511) = 380308412

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Least Common Multiple of 19492 and 19511 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19492 and 19511, than apply into the LCM equation.

GCF(19492,19511) = 1
LCM(19492,19511) = ( 19492 × 19511) / 1
LCM(19492,19511) = 380308412 / 1
LCM(19492,19511) = 380308412

Least Common Multiple (LCM) of 19492 and 19511 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19492 and 19511. First we will calculate the prime factors of 19492 and 19511.

Prime Factorization of 19492

Prime factors of 19492 are 2, 11, 443. Prime factorization of 19492 in exponential form is:

19492 = 22 × 111 × 4431

Prime Factorization of 19511

Prime factors of 19511 are 109, 179. Prime factorization of 19511 in exponential form is:

19511 = 1091 × 1791

Now multiplying the highest exponent prime factors to calculate the LCM of 19492 and 19511.

LCM(19492,19511) = 22 × 111 × 4431 × 1091 × 1791
LCM(19492,19511) = 380308412