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What is the Least Common Multiple of 74081 and 74085?

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 74081 and 74085 is 5488290885.

LCM(74081,74085) = 5488290885

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Least Common Multiple of 74081 and 74085 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74081 and 74085, than apply into the LCM equation.

GCF(74081,74085) = 1
LCM(74081,74085) = ( 74081 × 74085) / 1
LCM(74081,74085) = 5488290885 / 1
LCM(74081,74085) = 5488290885

Least Common Multiple (LCM) of 74081 and 74085 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74081 and 74085. First we will calculate the prime factors of 74081 and 74085.

Prime Factorization of 74081

Prime factors of 74081 are 7, 19, 557. Prime factorization of 74081 in exponential form is:

74081 = 71 × 191 × 5571

Prime Factorization of 74085

Prime factors of 74085 are 3, 5, 11, 449. Prime factorization of 74085 in exponential form is:

74085 = 31 × 51 × 111 × 4491

Now multiplying the highest exponent prime factors to calculate the LCM of 74081 and 74085.

LCM(74081,74085) = 71 × 191 × 5571 × 31 × 51 × 111 × 4491
LCM(74081,74085) = 5488290885