What is the Least Common Multiple of 47540 and 47556?

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 47540 and 47556 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47540 and 47556, than apply into the LCM equation.

GCF(47540,47556) = 4
LCM(47540,47556) = ( 47540 × 47556) / 4
LCM(47540,47556) = 2260812240 / 4
LCM(47540,47556) = 565203060

Least Common Multiple (LCM) of 47540 and 47556 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47540 and 47556. First we will calculate the prime factors of 47540 and 47556.

Prime Factorization of 47540

Prime Factorization of 47556

Now multiplying the highest exponent prime factors to calculate the LCM of 47540 and 47556.

LCM(47540,47556) = 2² × 5¹ × 2377¹ × 3² × 1321¹
LCM(47540,47556) = 565203060