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What is the Least Common Multiple of 4620 and 4637?

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 4620 and 4637 is 21422940.

LCM(4620,4637) = 21422940

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Least Common Multiple of 4620 and 4637 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4620 and 4637, than apply into the LCM equation.

GCF(4620,4637) = 1
LCM(4620,4637) = ( 4620 × 4637) / 1
LCM(4620,4637) = 21422940 / 1
LCM(4620,4637) = 21422940

Least Common Multiple (LCM) of 4620 and 4637 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4620 and 4637. First we will calculate the prime factors of 4620 and 4637.

Prime Factorization of 4620

Prime factors of 4620 are 2, 3, 5, 7, 11. Prime factorization of 4620 in exponential form is:

4620 = 22 × 31 × 51 × 71 × 111

Prime Factorization of 4637

Prime factors of 4637 are 4637. Prime factorization of 4637 in exponential form is:

4637 = 46371

Now multiplying the highest exponent prime factors to calculate the LCM of 4620 and 4637.

LCM(4620,4637) = 22 × 31 × 51 × 71 × 111 × 46371
LCM(4620,4637) = 21422940