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What is the Least Common Multiple of 43061 and 43080?

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 43061 and 43080 is 1855067880.

LCM(43061,43080) = 1855067880

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Least Common Multiple of 43061 and 43080 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43061 and 43080, than apply into the LCM equation.

GCF(43061,43080) = 1
LCM(43061,43080) = ( 43061 × 43080) / 1
LCM(43061,43080) = 1855067880 / 1
LCM(43061,43080) = 1855067880

Least Common Multiple (LCM) of 43061 and 43080 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43061 and 43080. First we will calculate the prime factors of 43061 and 43080.

Prime Factorization of 43061

Prime factors of 43061 are 17, 149. Prime factorization of 43061 in exponential form is:

43061 = 172 × 1491

Prime Factorization of 43080

Prime factors of 43080 are 2, 3, 5, 359. Prime factorization of 43080 in exponential form is:

43080 = 23 × 31 × 51 × 3591

Now multiplying the highest exponent prime factors to calculate the LCM of 43061 and 43080.

LCM(43061,43080) = 172 × 1491 × 23 × 31 × 51 × 3591
LCM(43061,43080) = 1855067880