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What is the Least Common Multiple of 43260 and 43279?

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 43260 and 43279 is 1872249540.

LCM(43260,43279) = 1872249540

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Least Common Multiple of 43260 and 43279 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43260 and 43279, than apply into the LCM equation.

GCF(43260,43279) = 1
LCM(43260,43279) = ( 43260 × 43279) / 1
LCM(43260,43279) = 1872249540 / 1
LCM(43260,43279) = 1872249540

Least Common Multiple (LCM) of 43260 and 43279 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43260 and 43279. First we will calculate the prime factors of 43260 and 43279.

Prime Factorization of 43260

Prime factors of 43260 are 2, 3, 5, 7, 103. Prime factorization of 43260 in exponential form is:

43260 = 22 × 31 × 51 × 71 × 1031

Prime Factorization of 43279

Prime factors of 43279 are 113, 383. Prime factorization of 43279 in exponential form is:

43279 = 1131 × 3831

Now multiplying the highest exponent prime factors to calculate the LCM of 43260 and 43279.

LCM(43260,43279) = 22 × 31 × 51 × 71 × 1031 × 1131 × 3831
LCM(43260,43279) = 1872249540