What is the Least Common Multiple of 576 and 581?
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 576 and 581 is 334656.
LCM(576,581) = 334656
Least Common Multiple of 576 and 581 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 576 and 581, than apply into the LCM equation.
GCF(576,581) = 1
LCM(576,581) = ( 576 × 581) / 1
LCM(576,581) = 334656 / 1
LCM(576,581) = 334656
Least Common Multiple (LCM) of 576 and 581 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 576 and 581. First we will calculate the prime factors of 576 and 581.
Prime Factorization of 576
Prime factors of 576 are 2, 3. Prime factorization of 576 in exponential form is:
576 = 26 × 32
Prime Factorization of 581
Prime factors of 581 are 7, 83. Prime factorization of 581 in exponential form is:
581 = 71 × 831
Now multiplying the highest exponent prime factors to calculate the LCM of 576 and 581.
LCM(576,581) = 26 × 32 × 71 × 831
LCM(576,581) = 334656
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