What is the Least Common Multiple of 61949 and 61969?

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 61949 and 61969 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61949 and 61969, than apply into the LCM equation.

GCF(61949,61969) = 1
LCM(61949,61969) = ( 61949 × 61969) / 1
LCM(61949,61969) = 3838917581 / 1
LCM(61949,61969) = 3838917581

Least Common Multiple (LCM) of 61949 and 61969 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61949 and 61969. First we will calculate the prime factors of 61949 and 61969.

Prime Factorization of 61949

Prime Factorization of 61969

Now multiplying the highest exponent prime factors to calculate the LCM of 61949 and 61969.

LCM(61949,61969) = 61949¹ × 31¹ × 1999¹
LCM(61949,61969) = 3838917581