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What is the Least Common Multiple of 72443 and 72462?

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 72443 and 72462 is 5249364666.

LCM(72443,72462) = 5249364666

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Least Common Multiple of 72443 and 72462 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72443 and 72462, than apply into the LCM equation.

GCF(72443,72462) = 1
LCM(72443,72462) = ( 72443 × 72462) / 1
LCM(72443,72462) = 5249364666 / 1
LCM(72443,72462) = 5249364666

Least Common Multiple (LCM) of 72443 and 72462 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72443 and 72462. First we will calculate the prime factors of 72443 and 72462.

Prime Factorization of 72443

Prime factors of 72443 are 7, 79, 131. Prime factorization of 72443 in exponential form is:

72443 = 71 × 791 × 1311

Prime Factorization of 72462

Prime factors of 72462 are 2, 3, 13, 929. Prime factorization of 72462 in exponential form is:

72462 = 21 × 31 × 131 × 9291

Now multiplying the highest exponent prime factors to calculate the LCM of 72443 and 72462.

LCM(72443,72462) = 71 × 791 × 1311 × 21 × 31 × 131 × 9291
LCM(72443,72462) = 5249364666