What is the Least Common Multiple of 79260 and 79268?

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 79260 and 79268 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79260 and 79268, than apply into the LCM equation.

GCF(79260,79268) = 4
LCM(79260,79268) = ( 79260 × 79268) / 4
LCM(79260,79268) = 6282781680 / 4
LCM(79260,79268) = 1570695420

Least Common Multiple (LCM) of 79260 and 79268 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79260 and 79268. First we will calculate the prime factors of 79260 and 79268.

Prime Factorization of 79260

Prime Factorization of 79268

Now multiplying the highest exponent prime factors to calculate the LCM of 79260 and 79268.

LCM(79260,79268) = 2² × 3¹ × 5¹ × 1321¹ × 7¹ × 19¹ × 149¹
LCM(79260,79268) = 1570695420