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What is the Least Common Multiple of 4634 and 4641?

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 4634 and 4641 is 3072342.

LCM(4634,4641) = 3072342

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Least Common Multiple of 4634 and 4641 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4634 and 4641, than apply into the LCM equation.

GCF(4634,4641) = 7
LCM(4634,4641) = ( 4634 × 4641) / 7
LCM(4634,4641) = 21506394 / 7
LCM(4634,4641) = 3072342

Least Common Multiple (LCM) of 4634 and 4641 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4634 and 4641. First we will calculate the prime factors of 4634 and 4641.

Prime Factorization of 4634

Prime factors of 4634 are 2, 7, 331. Prime factorization of 4634 in exponential form is:

4634 = 21 × 71 × 3311

Prime Factorization of 4641

Prime factors of 4641 are 3, 7, 13, 17. Prime factorization of 4641 in exponential form is:

4641 = 31 × 71 × 131 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 4634 and 4641.

LCM(4634,4641) = 21 × 71 × 3311 × 31 × 131 × 171
LCM(4634,4641) = 3072342