What is the Least Common Multiple of 77993 and 78011?

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 77993 and 78011 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77993 and 78011, than apply into the LCM equation.

GCF(77993,78011) = 1
LCM(77993,78011) = ( 77993 × 78011) / 1
LCM(77993,78011) = 6084311923 / 1
LCM(77993,78011) = 6084311923

Least Common Multiple (LCM) of 77993 and 78011 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77993 and 78011. First we will calculate the prime factors of 77993 and 78011.

Prime Factorization of 77993

Prime Factorization of 78011

Now multiplying the highest exponent prime factors to calculate the LCM of 77993 and 78011.

LCM(77993,78011) = 23¹ × 3391¹ × 181¹ × 431¹
LCM(77993,78011) = 6084311923