What is the Least Common Multiple of 3790 and 3808?

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 3790 and 3808 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3790 and 3808, than apply into the LCM equation.

GCF(3790,3808) = 2
LCM(3790,3808) = ( 3790 × 3808) / 2
LCM(3790,3808) = 14432320 / 2
LCM(3790,3808) = 7216160

Least Common Multiple (LCM) of 3790 and 3808 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3790 and 3808. First we will calculate the prime factors of 3790 and 3808.

Prime Factorization of 3790

Prime Factorization of 3808

Now multiplying the highest exponent prime factors to calculate the LCM of 3790 and 3808.

LCM(3790,3808) = 2⁵ × 5¹ × 379¹ × 7¹ × 17¹
LCM(3790,3808) = 7216160