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What is the Least Common Multiple of 4916 and 4921?

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 4916 and 4921 is 24191636.

LCM(4916,4921) = 24191636

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Least Common Multiple of 4916 and 4921 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4916 and 4921, than apply into the LCM equation.

GCF(4916,4921) = 1
LCM(4916,4921) = ( 4916 × 4921) / 1
LCM(4916,4921) = 24191636 / 1
LCM(4916,4921) = 24191636

Least Common Multiple (LCM) of 4916 and 4921 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4916 and 4921. First we will calculate the prime factors of 4916 and 4921.

Prime Factorization of 4916

Prime factors of 4916 are 2, 1229. Prime factorization of 4916 in exponential form is:

4916 = 22 × 12291

Prime Factorization of 4921

Prime factors of 4921 are 7, 19, 37. Prime factorization of 4921 in exponential form is:

4921 = 71 × 191 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 4916 and 4921.

LCM(4916,4921) = 22 × 12291 × 71 × 191 × 371
LCM(4916,4921) = 24191636