What is the Least Common Multiple of 22658 and 22670?

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 22658 and 22670 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22658 and 22670, than apply into the LCM equation.

GCF(22658,22670) = 2
LCM(22658,22670) = ( 22658 × 22670) / 2
LCM(22658,22670) = 513656860 / 2
LCM(22658,22670) = 256828430

Least Common Multiple (LCM) of 22658 and 22670 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22658 and 22670. First we will calculate the prime factors of 22658 and 22670.

Prime Factorization of 22658

Prime Factorization of 22670

Now multiplying the highest exponent prime factors to calculate the LCM of 22658 and 22670.

LCM(22658,22670) = 2¹ × 11329¹ × 5¹ × 2267¹
LCM(22658,22670) = 256828430