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What is the Least Common Multiple of 30623 and 30643?

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 30623 and 30643 is 938380589.

LCM(30623,30643) = 938380589

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Least Common Multiple of 30623 and 30643 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30623 and 30643, than apply into the LCM equation.

GCF(30623,30643) = 1
LCM(30623,30643) = ( 30623 × 30643) / 1
LCM(30623,30643) = 938380589 / 1
LCM(30623,30643) = 938380589

Least Common Multiple (LCM) of 30623 and 30643 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30623 and 30643. First we will calculate the prime factors of 30623 and 30643.

Prime Factorization of 30623

Prime factors of 30623 are 113, 271. Prime factorization of 30623 in exponential form is:

30623 = 1131 × 2711

Prime Factorization of 30643

Prime factors of 30643 are 30643. Prime factorization of 30643 in exponential form is:

30643 = 306431

Now multiplying the highest exponent prime factors to calculate the LCM of 30623 and 30643.

LCM(30623,30643) = 1131 × 2711 × 306431
LCM(30623,30643) = 938380589