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What is the Least Common Multiple of 43911 and 43923?

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 43911 and 43923 is 642900951.

LCM(43911,43923) = 642900951

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Least Common Multiple of 43911 and 43923 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43911 and 43923, than apply into the LCM equation.

GCF(43911,43923) = 3
LCM(43911,43923) = ( 43911 × 43923) / 3
LCM(43911,43923) = 1928702853 / 3
LCM(43911,43923) = 642900951

Least Common Multiple (LCM) of 43911 and 43923 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43911 and 43923. First we will calculate the prime factors of 43911 and 43923.

Prime Factorization of 43911

Prime factors of 43911 are 3, 7, 17, 41. Prime factorization of 43911 in exponential form is:

43911 = 32 × 71 × 171 × 411

Prime Factorization of 43923

Prime factors of 43923 are 3, 11. Prime factorization of 43923 in exponential form is:

43923 = 31 × 114

Now multiplying the highest exponent prime factors to calculate the LCM of 43911 and 43923.

LCM(43911,43923) = 32 × 71 × 171 × 411 × 114
LCM(43911,43923) = 642900951