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What is the Least Common Multiple of 4165 and 4173?

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 4165 and 4173 is 17380545.

LCM(4165,4173) = 17380545

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Least Common Multiple of 4165 and 4173 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4165 and 4173, than apply into the LCM equation.

GCF(4165,4173) = 1
LCM(4165,4173) = ( 4165 × 4173) / 1
LCM(4165,4173) = 17380545 / 1
LCM(4165,4173) = 17380545

Least Common Multiple (LCM) of 4165 and 4173 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4165 and 4173. First we will calculate the prime factors of 4165 and 4173.

Prime Factorization of 4165

Prime factors of 4165 are 5, 7, 17. Prime factorization of 4165 in exponential form is:

4165 = 51 × 72 × 171

Prime Factorization of 4173

Prime factors of 4173 are 3, 13, 107. Prime factorization of 4173 in exponential form is:

4173 = 31 × 131 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 4165 and 4173.

LCM(4165,4173) = 51 × 72 × 171 × 31 × 131 × 1071
LCM(4165,4173) = 17380545