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What is the Least Common Multiple of 45581 and 45591?

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 45581 and 45591 is 2078083371.

LCM(45581,45591) = 2078083371

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Least Common Multiple of 45581 and 45591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45581 and 45591, than apply into the LCM equation.

GCF(45581,45591) = 1
LCM(45581,45591) = ( 45581 × 45591) / 1
LCM(45581,45591) = 2078083371 / 1
LCM(45581,45591) = 2078083371

Least Common Multiple (LCM) of 45581 and 45591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45581 and 45591. First we will calculate the prime factors of 45581 and 45591.

Prime Factorization of 45581

Prime factors of 45581 are 19, 2399. Prime factorization of 45581 in exponential form is:

45581 = 191 × 23991

Prime Factorization of 45591

Prime factors of 45591 are 3, 7, 13, 167. Prime factorization of 45591 in exponential form is:

45591 = 31 × 71 × 131 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 45581 and 45591.

LCM(45581,45591) = 191 × 23991 × 31 × 71 × 131 × 1671
LCM(45581,45591) = 2078083371