What is the Least Common Multiple of 26415 and 26430?

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 26415 and 26430 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26415 and 26430, than apply into the LCM equation.

GCF(26415,26430) = 15
LCM(26415,26430) = ( 26415 × 26430) / 15
LCM(26415,26430) = 698148450 / 15
LCM(26415,26430) = 46543230

Least Common Multiple (LCM) of 26415 and 26430 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26415 and 26430. First we will calculate the prime factors of 26415 and 26430.

Prime Factorization of 26415

Prime Factorization of 26430

Now multiplying the highest exponent prime factors to calculate the LCM of 26415 and 26430.

LCM(26415,26430) = 3² × 5¹ × 587¹ × 2¹ × 881¹
LCM(26415,26430) = 46543230