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What is the Least Common Multiple of 43909 and 43917?

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 43909 and 43917 is 1928351553.

LCM(43909,43917) = 1928351553

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Least Common Multiple of 43909 and 43917 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43909 and 43917, than apply into the LCM equation.

GCF(43909,43917) = 1
LCM(43909,43917) = ( 43909 × 43917) / 1
LCM(43909,43917) = 1928351553 / 1
LCM(43909,43917) = 1928351553

Least Common Multiple (LCM) of 43909 and 43917 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43909 and 43917. First we will calculate the prime factors of 43909 and 43917.

Prime Factorization of 43909

Prime factors of 43909 are 19, 2311. Prime factorization of 43909 in exponential form is:

43909 = 191 × 23111

Prime Factorization of 43917

Prime factors of 43917 are 3, 14639. Prime factorization of 43917 in exponential form is:

43917 = 31 × 146391

Now multiplying the highest exponent prime factors to calculate the LCM of 43909 and 43917.

LCM(43909,43917) = 191 × 23111 × 31 × 146391
LCM(43909,43917) = 1928351553