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What is the Least Common Multiple of 19502 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 19502 and 19511 is 380503522.

LCM(19502,19511) = 380503522

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Least Common Multiple of 19502 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 19502 and 19511, than apply into the LCM equation.

GCF(19502,19511) = 1
LCM(19502,19511) = ( 19502 × 19511) / 1
LCM(19502,19511) = 380503522 / 1
LCM(19502,19511) = 380503522

Least Common Multiple (LCM) of 19502 and 19511 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19502 and 19511. First we will calculate the prime factors of 19502 and 19511.

Prime Factorization of 19502

Prime factors of 19502 are 2, 7, 199. Prime factorization of 19502 in exponential form is:

19502 = 21 × 72 × 1991

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 19502 and 19511.

LCM(19502,19511) = 21 × 72 × 1991 × 1091 × 1791
LCM(19502,19511) = 380503522