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What is the Least Common Multiple of 19030 and 19046?

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 19030 and 19046 is 181222690.

LCM(19030,19046) = 181222690

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Least Common Multiple of 19030 and 19046 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19030 and 19046, than apply into the LCM equation.

GCF(19030,19046) = 2
LCM(19030,19046) = ( 19030 × 19046) / 2
LCM(19030,19046) = 362445380 / 2
LCM(19030,19046) = 181222690

Least Common Multiple (LCM) of 19030 and 19046 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19030 and 19046. First we will calculate the prime factors of 19030 and 19046.

Prime Factorization of 19030

Prime factors of 19030 are 2, 5, 11, 173. Prime factorization of 19030 in exponential form is:

19030 = 21 × 51 × 111 × 1731

Prime Factorization of 19046

Prime factors of 19046 are 2, 89, 107. Prime factorization of 19046 in exponential form is:

19046 = 21 × 891 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 19030 and 19046.

LCM(19030,19046) = 21 × 51 × 111 × 1731 × 891 × 1071
LCM(19030,19046) = 181222690