What is the Least Common Multiple of 61091 and 61109?

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 61091 and 61109 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61091 and 61109, than apply into the LCM equation.

GCF(61091,61109) = 1
LCM(61091,61109) = ( 61091 × 61109) / 1
LCM(61091,61109) = 3733209919 / 1
LCM(61091,61109) = 3733209919

Least Common Multiple (LCM) of 61091 and 61109 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61091 and 61109. First we will calculate the prime factors of 61091 and 61109.

Prime Factorization of 61091

Prime Factorization of 61109

Now multiplying the highest exponent prime factors to calculate the LCM of 61091 and 61109.

LCM(61091,61109) = 61091¹ × 53¹ × 1153¹
LCM(61091,61109) = 3733209919