What is the Least Common Multiple of 61009 and 61013?

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 61009 and 61013 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61009 and 61013, than apply into the LCM equation.

GCF(61009,61013) = 1
LCM(61009,61013) = ( 61009 × 61013) / 1
LCM(61009,61013) = 3722342117 / 1
LCM(61009,61013) = 3722342117

Least Common Multiple (LCM) of 61009 and 61013 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61009 and 61013. First we will calculate the prime factors of 61009 and 61013.

Prime Factorization of 61009

Prime Factorization of 61013

Now multiplying the highest exponent prime factors to calculate the LCM of 61009 and 61013.

LCM(61009,61013) = 13² × 19² × 17¹ × 37¹ × 97¹
LCM(61009,61013) = 3722342117