What is the Least Common Multiple of 42256 and 42267?

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 42256 and 42267 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42256 and 42267, than apply into the LCM equation.

GCF(42256,42267) = 1
LCM(42256,42267) = ( 42256 × 42267) / 1
LCM(42256,42267) = 1786034352 / 1
LCM(42256,42267) = 1786034352

Least Common Multiple (LCM) of 42256 and 42267 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42256 and 42267. First we will calculate the prime factors of 42256 and 42267.

Prime Factorization of 42256

Prime Factorization of 42267

Now multiplying the highest exponent prime factors to calculate the LCM of 42256 and 42267.

LCM(42256,42267) = 2⁴ × 19¹ × 139¹ × 3¹ × 73¹ × 193¹
LCM(42256,42267) = 1786034352