What is the Least Common Multiple of 23140 and 23149?

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 23140 and 23149 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23140 and 23149, than apply into the LCM equation.

GCF(23140,23149) = 1
LCM(23140,23149) = ( 23140 × 23149) / 1
LCM(23140,23149) = 535667860 / 1
LCM(23140,23149) = 535667860

Least Common Multiple (LCM) of 23140 and 23149 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23140 and 23149. First we will calculate the prime factors of 23140 and 23149.

Prime Factorization of 23140

Prime Factorization of 23149

Now multiplying the highest exponent prime factors to calculate the LCM of 23140 and 23149.

LCM(23140,23149) = 2² × 5¹ × 13¹ × 89¹ × 7¹ × 3307¹
LCM(23140,23149) = 535667860