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What is the Least Common Multiple of 18042 and 18061?

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 18042 and 18061 is 325856562.

LCM(18042,18061) = 325856562

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Least Common Multiple of 18042 and 18061 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18042 and 18061, than apply into the LCM equation.

GCF(18042,18061) = 1
LCM(18042,18061) = ( 18042 × 18061) / 1
LCM(18042,18061) = 325856562 / 1
LCM(18042,18061) = 325856562

Least Common Multiple (LCM) of 18042 and 18061 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18042 and 18061. First we will calculate the prime factors of 18042 and 18061.

Prime Factorization of 18042

Prime factors of 18042 are 2, 3, 31, 97. Prime factorization of 18042 in exponential form is:

18042 = 21 × 31 × 311 × 971

Prime Factorization of 18061

Prime factors of 18061 are 18061. Prime factorization of 18061 in exponential form is:

18061 = 180611

Now multiplying the highest exponent prime factors to calculate the LCM of 18042 and 18061.

LCM(18042,18061) = 21 × 31 × 311 × 971 × 180611
LCM(18042,18061) = 325856562