What is the Least Common Multiple of 7340 and 7355?

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 7340 and 7355 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7340 and 7355, than apply into the LCM equation.

GCF(7340,7355) = 5
LCM(7340,7355) = ( 7340 × 7355) / 5
LCM(7340,7355) = 53985700 / 5
LCM(7340,7355) = 10797140

Least Common Multiple (LCM) of 7340 and 7355 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 7340 and 7355. First we will calculate the prime factors of 7340 and 7355.

Prime Factorization of 7340

Prime Factorization of 7355

Now multiplying the highest exponent prime factors to calculate the LCM of 7340 and 7355.

LCM(7340,7355) = 2² × 5¹ × 367¹ × 1471¹
LCM(7340,7355) = 10797140