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What is the Least Common Multiple of 2576 and 2591?

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 2576 and 2591 is 6674416.

LCM(2576,2591) = 6674416

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Least Common Multiple of 2576 and 2591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2576 and 2591, than apply into the LCM equation.

GCF(2576,2591) = 1
LCM(2576,2591) = ( 2576 × 2591) / 1
LCM(2576,2591) = 6674416 / 1
LCM(2576,2591) = 6674416

Least Common Multiple (LCM) of 2576 and 2591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2576 and 2591. First we will calculate the prime factors of 2576 and 2591.

Prime Factorization of 2576

Prime factors of 2576 are 2, 7, 23. Prime factorization of 2576 in exponential form is:

2576 = 24 × 71 × 231

Prime Factorization of 2591

Prime factors of 2591 are 2591. Prime factorization of 2591 in exponential form is:

2591 = 25911

Now multiplying the highest exponent prime factors to calculate the LCM of 2576 and 2591.

LCM(2576,2591) = 24 × 71 × 231 × 25911
LCM(2576,2591) = 6674416