What is the Least Common Multiple of 26287 and 26291?

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 26287 and 26291 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26287 and 26291, than apply into the LCM equation.

GCF(26287,26291) = 1
LCM(26287,26291) = ( 26287 × 26291) / 1
LCM(26287,26291) = 691111517 / 1
LCM(26287,26291) = 691111517

Least Common Multiple (LCM) of 26287 and 26291 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26287 and 26291. First we will calculate the prime factors of 26287 and 26291.

Prime Factorization of 26287

Prime Factorization of 26291

Now multiplying the highest exponent prime factors to calculate the LCM of 26287 and 26291.

LCM(26287,26291) = 97¹ × 271¹ × 61¹ × 431¹
LCM(26287,26291) = 691111517