What is the Least Common Multiple of 68222 and 68240?

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 68222 and 68240 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68222 and 68240, than apply into the LCM equation.

GCF(68222,68240) = 2
LCM(68222,68240) = ( 68222 × 68240) / 2
LCM(68222,68240) = 4655469280 / 2
LCM(68222,68240) = 2327734640

Least Common Multiple (LCM) of 68222 and 68240 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68222 and 68240. First we will calculate the prime factors of 68222 and 68240.

Prime Factorization of 68222

Prime Factorization of 68240

Now multiplying the highest exponent prime factors to calculate the LCM of 68222 and 68240.

LCM(68222,68240) = 2⁴ × 7¹ × 11¹ × 443¹ × 5¹ × 853¹
LCM(68222,68240) = 2327734640