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What is the Least Common Multiple of 43917 and 43932?

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 43917 and 43932 is 643120548.

LCM(43917,43932) = 643120548

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Least Common Multiple of 43917 and 43932 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43917 and 43932, than apply into the LCM equation.

GCF(43917,43932) = 3
LCM(43917,43932) = ( 43917 × 43932) / 3
LCM(43917,43932) = 1929361644 / 3
LCM(43917,43932) = 643120548

Least Common Multiple (LCM) of 43917 and 43932 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43917 and 43932. First we will calculate the prime factors of 43917 and 43932.

Prime Factorization of 43917

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

43917 = 31 × 146391

Prime Factorization of 43932

Prime factors of 43932 are 2, 3, 7, 523. Prime factorization of 43932 in exponential form is:

43932 = 22 × 31 × 71 × 5231

Now multiplying the highest exponent prime factors to calculate the LCM of 43917 and 43932.

LCM(43917,43932) = 31 × 146391 × 22 × 71 × 5231
LCM(43917,43932) = 643120548