What is the Least Common Multiple of 80980 and 80984?

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 80980 and 80984 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80980 and 80984, than apply into the LCM equation.

GCF(80980,80984) = 4
LCM(80980,80984) = ( 80980 × 80984) / 4
LCM(80980,80984) = 6558084320 / 4
LCM(80980,80984) = 1639521080

Least Common Multiple (LCM) of 80980 and 80984 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80980 and 80984. First we will calculate the prime factors of 80980 and 80984.

Prime Factorization of 80980

Prime Factorization of 80984

Now multiplying the highest exponent prime factors to calculate the LCM of 80980 and 80984.

LCM(80980,80984) = 2³ × 5¹ × 4049¹ × 53¹ × 191¹
LCM(80980,80984) = 1639521080