What is the Least Common Multiple of 27290 and 27305?

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 27290 and 27305 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27290 and 27305, than apply into the LCM equation.

GCF(27290,27305) = 5
LCM(27290,27305) = ( 27290 × 27305) / 5
LCM(27290,27305) = 745153450 / 5
LCM(27290,27305) = 149030690

Least Common Multiple (LCM) of 27290 and 27305 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27290 and 27305. First we will calculate the prime factors of 27290 and 27305.

Prime Factorization of 27290

Prime Factorization of 27305

Now multiplying the highest exponent prime factors to calculate the LCM of 27290 and 27305.

LCM(27290,27305) = 2¹ × 5¹ × 2729¹ × 43¹ × 127¹
LCM(27290,27305) = 149030690