What is the Least Common Multiple of 61894 and 61900?

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 61894 and 61900 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61894 and 61900, than apply into the LCM equation.

GCF(61894,61900) = 2
LCM(61894,61900) = ( 61894 × 61900) / 2
LCM(61894,61900) = 3831238600 / 2
LCM(61894,61900) = 1915619300

Least Common Multiple (LCM) of 61894 and 61900 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61894 and 61900. First we will calculate the prime factors of 61894 and 61900.

Prime Factorization of 61894

Prime Factorization of 61900

Now multiplying the highest exponent prime factors to calculate the LCM of 61894 and 61900.

LCM(61894,61900) = 2² × 7¹ × 4421¹ × 5² × 619¹
LCM(61894,61900) = 1915619300