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What is the Least Common Multiple of 4308 and 4320?

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 4308 and 4320 is 1550880.

LCM(4308,4320) = 1550880

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Least Common Multiple of 4308 and 4320 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4308 and 4320, than apply into the LCM equation.

GCF(4308,4320) = 12
LCM(4308,4320) = ( 4308 × 4320) / 12
LCM(4308,4320) = 18610560 / 12
LCM(4308,4320) = 1550880

Least Common Multiple (LCM) of 4308 and 4320 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4308 and 4320. First we will calculate the prime factors of 4308 and 4320.

Prime Factorization of 4308

Prime factors of 4308 are 2, 3, 359. Prime factorization of 4308 in exponential form is:

4308 = 22 × 31 × 3591

Prime Factorization of 4320

Prime factors of 4320 are 2, 3, 5. Prime factorization of 4320 in exponential form is:

4320 = 25 × 33 × 51

Now multiplying the highest exponent prime factors to calculate the LCM of 4308 and 4320.

LCM(4308,4320) = 25 × 33 × 3591 × 51
LCM(4308,4320) = 1550880