What is the Least Common Multiple of 575 and 591?
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 575 and 591 is 339825.
LCM(575,591) = 339825
Least Common Multiple of 575 and 591 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 575 and 591, than apply into the LCM equation.
GCF(575,591) = 1
LCM(575,591) = ( 575 × 591) / 1
LCM(575,591) = 339825 / 1
LCM(575,591) = 339825
Least Common Multiple (LCM) of 575 and 591 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 575 and 591. First we will calculate the prime factors of 575 and 591.
Prime Factorization of 575
Prime factors of 575 are 5, 23. Prime factorization of 575 in exponential form is:
575 = 52 × 231
Prime Factorization of 591
Prime factors of 591 are 3, 197. Prime factorization of 591 in exponential form is:
591 = 31 × 1971
Now multiplying the highest exponent prime factors to calculate the LCM of 575 and 591.
LCM(575,591) = 52 × 231 × 31 × 1971
LCM(575,591) = 339825
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