What is the Least Common Multiple of 16616 and 16620?

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 of 16616 and 16620 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16616 and 16620, than apply into the LCM equation.

GCF(16616,16620) = 4
LCM(16616,16620) = ( 16616 × 16620) / 4
LCM(16616,16620) = 276157920 / 4
LCM(16616,16620) = 69039480

Least Common Multiple (LCM) of 16616 and 16620 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16616 and 16620. First we will calculate the prime factors of 16616 and 16620.

Prime Factorization of 16616

Prime Factorization of 16620

Now multiplying the highest exponent prime factors to calculate the LCM of 16616 and 16620.

LCM(16616,16620) = 2³ × 31¹ × 67¹ × 3¹ × 5¹ × 277¹
LCM(16616,16620) = 69039480