What is the Least Common Multiple of 591 and 605?
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 605 is 357555.
LCM(591,605) = 357555
Least Common Multiple of 591 and 605 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 605, than apply into the LCM equation.
GCF(591,605) = 1
LCM(591,605) = ( 591 × 605) / 1
LCM(591,605) = 357555 / 1
LCM(591,605) = 357555
Least Common Multiple (LCM) of 591 and 605 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 591 and 605. First we will calculate the prime factors of 591 and 605.
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 605
Prime factors of 605 are 5, 11. Prime factorization of 605 in exponential form is:
605 = 51 × 112
Now multiplying the highest exponent prime factors to calculate the LCM of 591 and 605.
LCM(591,605) = 31 × 1971 × 51 × 112
LCM(591,605) = 357555
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