What is the Least Common Multiple of 78198 and 78202?

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 78198 and 78202 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78198 and 78202, than apply into the LCM equation.

GCF(78198,78202) = 2
LCM(78198,78202) = ( 78198 × 78202) / 2
LCM(78198,78202) = 6115239996 / 2
LCM(78198,78202) = 3057619998

Least Common Multiple (LCM) of 78198 and 78202 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78198 and 78202. First we will calculate the prime factors of 78198 and 78202.

Prime Factorization of 78198

Prime Factorization of 78202

Now multiplying the highest exponent prime factors to calculate the LCM of 78198 and 78202.

LCM(78198,78202) = 2¹ × 3¹ × 13033¹ × 61¹ × 641¹
LCM(78198,78202) = 3057619998