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What is the Least Common Multiple of 30320 and 30326?

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 30320 and 30326 is 459742160.

LCM(30320,30326) = 459742160

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Least Common Multiple of 30320 and 30326 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30320 and 30326, than apply into the LCM equation.

GCF(30320,30326) = 2
LCM(30320,30326) = ( 30320 × 30326) / 2
LCM(30320,30326) = 919484320 / 2
LCM(30320,30326) = 459742160

Least Common Multiple (LCM) of 30320 and 30326 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30320 and 30326. First we will calculate the prime factors of 30320 and 30326.

Prime Factorization of 30320

Prime factors of 30320 are 2, 5, 379. Prime factorization of 30320 in exponential form is:

30320 = 24 × 51 × 3791

Prime Factorization of 30326

Prime factors of 30326 are 2, 59, 257. Prime factorization of 30326 in exponential form is:

30326 = 21 × 591 × 2571

Now multiplying the highest exponent prime factors to calculate the LCM of 30320 and 30326.

LCM(30320,30326) = 24 × 51 × 3791 × 591 × 2571
LCM(30320,30326) = 459742160