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What is the Least Common Multiple of 74165 and 74169?

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 74165 and 74169 is 5500743885.

LCM(74165,74169) = 5500743885

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Least Common Multiple of 74165 and 74169 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74165 and 74169, than apply into the LCM equation.

GCF(74165,74169) = 1
LCM(74165,74169) = ( 74165 × 74169) / 1
LCM(74165,74169) = 5500743885 / 1
LCM(74165,74169) = 5500743885

Least Common Multiple (LCM) of 74165 and 74169 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74165 and 74169. First we will calculate the prime factors of 74165 and 74169.

Prime Factorization of 74165

Prime factors of 74165 are 5, 7, 13, 163. Prime factorization of 74165 in exponential form is:

74165 = 51 × 71 × 131 × 1631

Prime Factorization of 74169

Prime factors of 74169 are 3, 41, 67. Prime factorization of 74169 in exponential form is:

74169 = 33 × 411 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 74165 and 74169.

LCM(74165,74169) = 51 × 71 × 131 × 1631 × 33 × 411 × 671
LCM(74165,74169) = 5500743885