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What is the Least Common Multiple of 591 and 611?

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 591 and 611 is 361101.

LCM(591,611) = 361101

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Least Common Multiple of 591 and 611 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 591 and 611, than apply into the LCM equation.

GCF(591,611) = 1
LCM(591,611) = ( 591 × 611) / 1
LCM(591,611) = 361101 / 1
LCM(591,611) = 361101

Least Common Multiple (LCM) of 591 and 611 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 591 and 611. First we will calculate the prime factors of 591 and 611.

Prime Factorization of 591

Prime factors of 591 are 3, 197. Prime factorization of 591 in exponential form is:

591 = 31 × 1971

Prime Factorization of 611

Prime factors of 611 are 13, 47. Prime factorization of 611 in exponential form is:

611 = 131 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 591 and 611.

LCM(591,611) = 31 × 1971 × 131 × 471
LCM(591,611) = 361101