What is the Least Common Multiple of 76370 and 76390?

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 76370 and 76390 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76370 and 76390, than apply into the LCM equation.

GCF(76370,76390) = 10
LCM(76370,76390) = ( 76370 × 76390) / 10
LCM(76370,76390) = 5833904300 / 10
LCM(76370,76390) = 583390430

Least Common Multiple (LCM) of 76370 and 76390 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76370 and 76390. First we will calculate the prime factors of 76370 and 76390.

Prime Factorization of 76370

Prime Factorization of 76390

Now multiplying the highest exponent prime factors to calculate the LCM of 76370 and 76390.

LCM(76370,76390) = 2¹ × 5¹ × 7¹ × 1091¹ × 7639¹
LCM(76370,76390) = 583390430