What is the Least Common Multiple of 83190 and 83200?

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 83190 and 83200 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83190 and 83200, than apply into the LCM equation.

GCF(83190,83200) = 10
LCM(83190,83200) = ( 83190 × 83200) / 10
LCM(83190,83200) = 6921408000 / 10
LCM(83190,83200) = 692140800

Least Common Multiple (LCM) of 83190 and 83200 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83190 and 83200. First we will calculate the prime factors of 83190 and 83200.

Prime Factorization of 83190

Prime Factorization of 83200

Now multiplying the highest exponent prime factors to calculate the LCM of 83190 and 83200.

LCM(83190,83200) = 2⁸ × 3¹ × 5² × 47¹ × 59¹ × 13¹
LCM(83190,83200) = 692140800