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What is the Least Common Multiple of 4656 and 4669?

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 4656 and 4669 is 21738864.

LCM(4656,4669) = 21738864

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Least Common Multiple of 4656 and 4669 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4656 and 4669, than apply into the LCM equation.

GCF(4656,4669) = 1
LCM(4656,4669) = ( 4656 × 4669) / 1
LCM(4656,4669) = 21738864 / 1
LCM(4656,4669) = 21738864

Least Common Multiple (LCM) of 4656 and 4669 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4656 and 4669. First we will calculate the prime factors of 4656 and 4669.

Prime Factorization of 4656

Prime factors of 4656 are 2, 3, 97. Prime factorization of 4656 in exponential form is:

4656 = 24 × 31 × 971

Prime Factorization of 4669

Prime factors of 4669 are 7, 23, 29. Prime factorization of 4669 in exponential form is:

4669 = 71 × 231 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 4656 and 4669.

LCM(4656,4669) = 24 × 31 × 971 × 71 × 231 × 291
LCM(4656,4669) = 21738864