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What is the Least Common Multiple of 80545 and 80553?

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 80545 and 80553 is 6488141385.

LCM(80545,80553) = 6488141385

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Least Common Multiple of 80545 and 80553 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80545 and 80553, than apply into the LCM equation.

GCF(80545,80553) = 1
LCM(80545,80553) = ( 80545 × 80553) / 1
LCM(80545,80553) = 6488141385 / 1
LCM(80545,80553) = 6488141385

Least Common Multiple (LCM) of 80545 and 80553 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80545 and 80553. First we will calculate the prime factors of 80545 and 80553.

Prime Factorization of 80545

Prime factors of 80545 are 5, 89, 181. Prime factorization of 80545 in exponential form is:

80545 = 51 × 891 × 1811

Prime Factorization of 80553

Prime factors of 80553 are 3, 11, 2441. Prime factorization of 80553 in exponential form is:

80553 = 31 × 111 × 24411

Now multiplying the highest exponent prime factors to calculate the LCM of 80545 and 80553.

LCM(80545,80553) = 51 × 891 × 1811 × 31 × 111 × 24411
LCM(80545,80553) = 6488141385