What is the Least Common Multiple of 26581 and 26591?

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 26581 and 26591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26581 and 26591, than apply into the LCM equation.

GCF(26581,26591) = 1
LCM(26581,26591) = ( 26581 × 26591) / 1
LCM(26581,26591) = 706815371 / 1
LCM(26581,26591) = 706815371

Least Common Multiple (LCM) of 26581 and 26591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26581 and 26591. First we will calculate the prime factors of 26581 and 26591.

Prime Factorization of 26581

Prime Factorization of 26591

Now multiplying the highest exponent prime factors to calculate the LCM of 26581 and 26591.

LCM(26581,26591) = 19¹ × 1399¹ × 26591¹
LCM(26581,26591) = 706815371