What is the Least Common Multiple of 61103 and 61115?

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 61103 and 61115 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61103 and 61115, than apply into the LCM equation.

GCF(61103,61115) = 1
LCM(61103,61115) = ( 61103 × 61115) / 1
LCM(61103,61115) = 3734309845 / 1
LCM(61103,61115) = 3734309845

Least Common Multiple (LCM) of 61103 and 61115 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61103 and 61115. First we will calculate the prime factors of 61103 and 61115.

Prime Factorization of 61103

Prime Factorization of 61115

Now multiplying the highest exponent prime factors to calculate the LCM of 61103 and 61115.

LCM(61103,61115) = 7² × 29¹ × 43¹ × 5¹ × 17¹ × 719¹
LCM(61103,61115) = 3734309845