What is the Least Common Multiple of 83960 and 83964?

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 83960 and 83964 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83960 and 83964, than apply into the LCM equation.

GCF(83960,83964) = 4
LCM(83960,83964) = ( 83960 × 83964) / 4
LCM(83960,83964) = 7049617440 / 4
LCM(83960,83964) = 1762404360

Least Common Multiple (LCM) of 83960 and 83964 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83960 and 83964. First we will calculate the prime factors of 83960 and 83964.

Prime Factorization of 83960

Prime Factorization of 83964

Now multiplying the highest exponent prime factors to calculate the LCM of 83960 and 83964.

LCM(83960,83964) = 2³ × 5¹ × 2099¹ × 3¹ × 6997¹
LCM(83960,83964) = 1762404360