What is the Least Common Multiple of 51940 and 51960?

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 51940 and 51960 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51940 and 51960, than apply into the LCM equation.

GCF(51940,51960) = 20
LCM(51940,51960) = ( 51940 × 51960) / 20
LCM(51940,51960) = 2698802400 / 20
LCM(51940,51960) = 134940120

Least Common Multiple (LCM) of 51940 and 51960 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51940 and 51960. First we will calculate the prime factors of 51940 and 51960.

Prime Factorization of 51940

Prime Factorization of 51960

Now multiplying the highest exponent prime factors to calculate the LCM of 51940 and 51960.

LCM(51940,51960) = 2³ × 5¹ × 7² × 53¹ × 3¹ × 433¹
LCM(51940,51960) = 134940120