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What is the Least Common Multiple of 43941 and 43953?

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 43941 and 43953 is 643779591.

LCM(43941,43953) = 643779591

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Least Common Multiple of 43941 and 43953 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43941 and 43953, than apply into the LCM equation.

GCF(43941,43953) = 3
LCM(43941,43953) = ( 43941 × 43953) / 3
LCM(43941,43953) = 1931338773 / 3
LCM(43941,43953) = 643779591

Least Common Multiple (LCM) of 43941 and 43953 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43941 and 43953. First we will calculate the prime factors of 43941 and 43953.

Prime Factorization of 43941

Prime factors of 43941 are 3, 97, 151. Prime factorization of 43941 in exponential form is:

43941 = 31 × 971 × 1511

Prime Factorization of 43953

Prime factors of 43953 are 3, 7, 13, 23. Prime factorization of 43953 in exponential form is:

43953 = 31 × 72 × 131 × 231

Now multiplying the highest exponent prime factors to calculate the LCM of 43941 and 43953.

LCM(43941,43953) = 31 × 971 × 1511 × 72 × 131 × 231
LCM(43941,43953) = 643779591