What is the Least Common Multiple of 77090 and 77105?

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 77090 and 77105 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77090 and 77105, than apply into the LCM equation.

GCF(77090,77105) = 5
LCM(77090,77105) = ( 77090 × 77105) / 5
LCM(77090,77105) = 5944024450 / 5
LCM(77090,77105) = 1188804890

Least Common Multiple (LCM) of 77090 and 77105 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77090 and 77105. First we will calculate the prime factors of 77090 and 77105.

Prime Factorization of 77090

Prime Factorization of 77105

Now multiplying the highest exponent prime factors to calculate the LCM of 77090 and 77105.

LCM(77090,77105) = 2¹ × 5¹ × 13¹ × 593¹ × 7¹ × 2203¹
LCM(77090,77105) = 1188804890