What is the Least Common Multiple of 70260 and 70268?

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 70260 and 70268 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70260 and 70268, than apply into the LCM equation.

GCF(70260,70268) = 4
LCM(70260,70268) = ( 70260 × 70268) / 4
LCM(70260,70268) = 4937029680 / 4
LCM(70260,70268) = 1234257420

Least Common Multiple (LCM) of 70260 and 70268 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70260 and 70268. First we will calculate the prime factors of 70260 and 70268.

Prime Factorization of 70260

Prime Factorization of 70268

Now multiplying the highest exponent prime factors to calculate the LCM of 70260 and 70268.

LCM(70260,70268) = 2² × 3¹ × 5¹ × 1171¹ × 11¹ × 1597¹
LCM(70260,70268) = 1234257420