What is the Least Common Multiple of 22981 and 22987?

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 22981 and 22987 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22981 and 22987, than apply into the LCM equation.

GCF(22981,22987) = 1
LCM(22981,22987) = ( 22981 × 22987) / 1
LCM(22981,22987) = 528264247 / 1
LCM(22981,22987) = 528264247

Least Common Multiple (LCM) of 22981 and 22987 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22981 and 22987. First we will calculate the prime factors of 22981 and 22987.

Prime Factorization of 22981

Prime Factorization of 22987

Now multiplying the highest exponent prime factors to calculate the LCM of 22981 and 22987.

LCM(22981,22987) = 7³ × 67¹ × 127¹ × 181¹
LCM(22981,22987) = 528264247