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What is the Least Common Multiple of 4908 and 4915?

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 4908 and 4915 is 24122820.

LCM(4908,4915) = 24122820

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Least Common Multiple of 4908 and 4915 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4908 and 4915, than apply into the LCM equation.

GCF(4908,4915) = 1
LCM(4908,4915) = ( 4908 × 4915) / 1
LCM(4908,4915) = 24122820 / 1
LCM(4908,4915) = 24122820

Least Common Multiple (LCM) of 4908 and 4915 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4908 and 4915. First we will calculate the prime factors of 4908 and 4915.

Prime Factorization of 4908

Prime factors of 4908 are 2, 3, 409. Prime factorization of 4908 in exponential form is:

4908 = 22 × 31 × 4091

Prime Factorization of 4915

Prime factors of 4915 are 5, 983. Prime factorization of 4915 in exponential form is:

4915 = 51 × 9831

Now multiplying the highest exponent prime factors to calculate the LCM of 4908 and 4915.

LCM(4908,4915) = 22 × 31 × 4091 × 51 × 9831
LCM(4908,4915) = 24122820