What is the Least Common Multiple of 5972 and 5990?

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 5972 and 5990 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5972 and 5990, than apply into the LCM equation.

GCF(5972,5990) = 2
LCM(5972,5990) = ( 5972 × 5990) / 2
LCM(5972,5990) = 35772280 / 2
LCM(5972,5990) = 17886140

Least Common Multiple (LCM) of 5972 and 5990 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5972 and 5990. First we will calculate the prime factors of 5972 and 5990.

Prime Factorization of 5972

Prime Factorization of 5990

Now multiplying the highest exponent prime factors to calculate the LCM of 5972 and 5990.

LCM(5972,5990) = 2² × 1493¹ × 5¹ × 599¹
LCM(5972,5990) = 17886140