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What is the Least Common Multiple of 63309 and 63320?

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 63309 and 63320 is 4008725880.

LCM(63309,63320) = 4008725880

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Least Common Multiple of 63309 and 63320 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 63309 and 63320, than apply into the LCM equation.

GCF(63309,63320) = 1
LCM(63309,63320) = ( 63309 × 63320) / 1
LCM(63309,63320) = 4008725880 / 1
LCM(63309,63320) = 4008725880

Least Common Multiple (LCM) of 63309 and 63320 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 63309 and 63320. First we will calculate the prime factors of 63309 and 63320.

Prime Factorization of 63309

Prime factors of 63309 are 3, 47, 449. Prime factorization of 63309 in exponential form is:

63309 = 31 × 471 × 4491

Prime Factorization of 63320

Prime factors of 63320 are 2, 5, 1583. Prime factorization of 63320 in exponential form is:

63320 = 23 × 51 × 15831

Now multiplying the highest exponent prime factors to calculate the LCM of 63309 and 63320.

LCM(63309,63320) = 31 × 471 × 4491 × 23 × 51 × 15831
LCM(63309,63320) = 4008725880