What is the Least Common Multiple of 66442 and 66460?

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 66442 and 66460 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66442 and 66460, than apply into the LCM equation.

GCF(66442,66460) = 2
LCM(66442,66460) = ( 66442 × 66460) / 2
LCM(66442,66460) = 4415735320 / 2
LCM(66442,66460) = 2207867660

Least Common Multiple (LCM) of 66442 and 66460 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66442 and 66460. First we will calculate the prime factors of 66442 and 66460.

Prime Factorization of 66442

Prime Factorization of 66460

Now multiplying the highest exponent prime factors to calculate the LCM of 66442 and 66460.

LCM(66442,66460) = 2² × 139¹ × 239¹ × 5¹ × 3323¹
LCM(66442,66460) = 2207867660