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What is the Least Common Multiple of 43400 and 43413?

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 43400 and 43413 is 1884124200.

LCM(43400,43413) = 1884124200

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Least Common Multiple of 43400 and 43413 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43400 and 43413, than apply into the LCM equation.

GCF(43400,43413) = 1
LCM(43400,43413) = ( 43400 × 43413) / 1
LCM(43400,43413) = 1884124200 / 1
LCM(43400,43413) = 1884124200

Least Common Multiple (LCM) of 43400 and 43413 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43400 and 43413. First we will calculate the prime factors of 43400 and 43413.

Prime Factorization of 43400

Prime factors of 43400 are 2, 5, 7, 31. Prime factorization of 43400 in exponential form is:

43400 = 23 × 52 × 71 × 311

Prime Factorization of 43413

Prime factors of 43413 are 3, 29, 499. Prime factorization of 43413 in exponential form is:

43413 = 31 × 291 × 4991

Now multiplying the highest exponent prime factors to calculate the LCM of 43400 and 43413.

LCM(43400,43413) = 23 × 52 × 71 × 311 × 31 × 291 × 4991
LCM(43400,43413) = 1884124200