What is the Least Common Multiple of 82220 and 82236?

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 82220 and 82236 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82220 and 82236, than apply into the LCM equation.

GCF(82220,82236) = 4
LCM(82220,82236) = ( 82220 × 82236) / 4
LCM(82220,82236) = 6761443920 / 4
LCM(82220,82236) = 1690360980

Least Common Multiple (LCM) of 82220 and 82236 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82220 and 82236. First we will calculate the prime factors of 82220 and 82236.

Prime Factorization of 82220

Prime Factorization of 82236

Now multiplying the highest exponent prime factors to calculate the LCM of 82220 and 82236.

LCM(82220,82236) = 2² × 5¹ × 4111¹ × 3¹ × 7¹ × 11¹ × 89¹
LCM(82220,82236) = 1690360980