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What is the Least Common Multiple of 66271 and 66289?

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 66271 and 66289 is 4393038319.

LCM(66271,66289) = 4393038319

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Least Common Multiple of 66271 and 66289 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66271 and 66289, than apply into the LCM equation.

GCF(66271,66289) = 1
LCM(66271,66289) = ( 66271 × 66289) / 1
LCM(66271,66289) = 4393038319 / 1
LCM(66271,66289) = 4393038319

Least Common Multiple (LCM) of 66271 and 66289 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66271 and 66289. First we will calculate the prime factors of 66271 and 66289.

Prime Factorization of 66271

Prime factors of 66271 are 66271. Prime factorization of 66271 in exponential form is:

66271 = 662711

Prime Factorization of 66289

Prime factors of 66289 are 151, 439. Prime factorization of 66289 in exponential form is:

66289 = 1511 × 4391

Now multiplying the highest exponent prime factors to calculate the LCM of 66271 and 66289.

LCM(66271,66289) = 662711 × 1511 × 4391
LCM(66271,66289) = 4393038319