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What is the Least Common Multiple of 43720 and 43737?

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 43720 and 43737 is 1912181640.

LCM(43720,43737) = 1912181640

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Least Common Multiple of 43720 and 43737 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43720 and 43737, than apply into the LCM equation.

GCF(43720,43737) = 1
LCM(43720,43737) = ( 43720 × 43737) / 1
LCM(43720,43737) = 1912181640 / 1
LCM(43720,43737) = 1912181640

Least Common Multiple (LCM) of 43720 and 43737 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43720 and 43737. First we will calculate the prime factors of 43720 and 43737.

Prime Factorization of 43720

Prime factors of 43720 are 2, 5, 1093. Prime factorization of 43720 in exponential form is:

43720 = 23 × 51 × 10931

Prime Factorization of 43737

Prime factors of 43737 are 3, 61, 239. Prime factorization of 43737 in exponential form is:

43737 = 31 × 611 × 2391

Now multiplying the highest exponent prime factors to calculate the LCM of 43720 and 43737.

LCM(43720,43737) = 23 × 51 × 10931 × 31 × 611 × 2391
LCM(43720,43737) = 1912181640