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What is the Least Common Multiple of 9005 and 9020?

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 9005 and 9020 is 16245020.

LCM(9005,9020) = 16245020

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Least Common Multiple of 9005 and 9020 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9005 and 9020, than apply into the LCM equation.

GCF(9005,9020) = 5
LCM(9005,9020) = ( 9005 × 9020) / 5
LCM(9005,9020) = 81225100 / 5
LCM(9005,9020) = 16245020

Least Common Multiple (LCM) of 9005 and 9020 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9005 and 9020. First we will calculate the prime factors of 9005 and 9020.

Prime Factorization of 9005

Prime factors of 9005 are 5, 1801. Prime factorization of 9005 in exponential form is:

9005 = 51 × 18011

Prime Factorization of 9020

Prime factors of 9020 are 2, 5, 11, 41. Prime factorization of 9020 in exponential form is:

9020 = 22 × 51 × 111 × 411

Now multiplying the highest exponent prime factors to calculate the LCM of 9005 and 9020.

LCM(9005,9020) = 51 × 18011 × 22 × 111 × 411
LCM(9005,9020) = 16245020