What is the Least Common Multiple of 81046 and 81053?

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 81046 and 81053 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81046 and 81053, than apply into the LCM equation.

GCF(81046,81053) = 7
LCM(81046,81053) = ( 81046 × 81053) / 7
LCM(81046,81053) = 6569021438 / 7
LCM(81046,81053) = 938431634

Least Common Multiple (LCM) of 81046 and 81053 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81046 and 81053. First we will calculate the prime factors of 81046 and 81053.

Prime Factorization of 81046

Prime Factorization of 81053

Now multiplying the highest exponent prime factors to calculate the LCM of 81046 and 81053.

LCM(81046,81053) = 2¹ × 7² × 827¹ × 11579¹
LCM(81046,81053) = 938431634