What is the Least Common Multiple of 61561 and 61579?

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 61561 and 61579 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61561 and 61579, than apply into the LCM equation.

GCF(61561,61579) = 1
LCM(61561,61579) = ( 61561 × 61579) / 1
LCM(61561,61579) = 3790864819 / 1
LCM(61561,61579) = 3790864819

Least Common Multiple (LCM) of 61561 and 61579 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61561 and 61579. First we will calculate the prime factors of 61561 and 61579.

Prime Factorization of 61561

Prime Factorization of 61579

Now multiplying the highest exponent prime factors to calculate the LCM of 61561 and 61579.

LCM(61561,61579) = 61561¹ × 7¹ × 19¹ × 463¹
LCM(61561,61579) = 3790864819