What is the Least Common Multiple of 22781 and 22787?

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 22781 and 22787 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22781 and 22787, than apply into the LCM equation.

GCF(22781,22787) = 1
LCM(22781,22787) = ( 22781 × 22787) / 1
LCM(22781,22787) = 519110647 / 1
LCM(22781,22787) = 519110647

Least Common Multiple (LCM) of 22781 and 22787 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22781 and 22787. First we will calculate the prime factors of 22781 and 22787.

Prime Factorization of 22781

Prime Factorization of 22787

Now multiplying the highest exponent prime factors to calculate the LCM of 22781 and 22787.

LCM(22781,22787) = 11¹ × 19¹ × 109¹ × 22787¹
LCM(22781,22787) = 519110647