What is the Least Common Multiple of 21073 and 21092?

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 21073 and 21092 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 21073 and 21092, than apply into the LCM equation.

GCF(21073,21092) = 1
LCM(21073,21092) = ( 21073 × 21092) / 1
LCM(21073,21092) = 444471716 / 1
LCM(21073,21092) = 444471716

Least Common Multiple (LCM) of 21073 and 21092 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 21073 and 21092. First we will calculate the prime factors of 21073 and 21092.

Prime Factorization of 21073

Prime Factorization of 21092

Now multiplying the highest exponent prime factors to calculate the LCM of 21073 and 21092.

LCM(21073,21092) = 13¹ × 1621¹ × 2² × 5273¹
LCM(21073,21092) = 444471716