What is the Least Common Multiple of 61513 and 61519?

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 61513 and 61519 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61513 and 61519, than apply into the LCM equation.

GCF(61513,61519) = 1
LCM(61513,61519) = ( 61513 × 61519) / 1
LCM(61513,61519) = 3784218247 / 1
LCM(61513,61519) = 3784218247

Least Common Multiple (LCM) of 61513 and 61519 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61513 and 61519. First we will calculate the prime factors of 61513 and 61519.

Prime Factorization of 61513

Prime Factorization of 61519

Now multiplying the highest exponent prime factors to calculate the LCM of 61513 and 61519.

LCM(61513,61519) = 137¹ × 449¹ × 61519¹
LCM(61513,61519) = 3784218247