What is the Least Common Multiple of 85460 and 85476?

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 85460 and 85476 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85460 and 85476, than apply into the LCM equation.

GCF(85460,85476) = 4
LCM(85460,85476) = ( 85460 × 85476) / 4
LCM(85460,85476) = 7304778960 / 4
LCM(85460,85476) = 1826194740

Least Common Multiple (LCM) of 85460 and 85476 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85460 and 85476. First we will calculate the prime factors of 85460 and 85476.

Prime Factorization of 85460

Prime Factorization of 85476

Now multiplying the highest exponent prime factors to calculate the LCM of 85460 and 85476.

LCM(85460,85476) = 2² × 5¹ × 4273¹ × 3¹ × 17¹ × 419¹
LCM(85460,85476) = 1826194740