What is the Least Common Multiple of 79690 and 79703?

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 79690 and 79703 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79690 and 79703, than apply into the LCM equation.

GCF(79690,79703) = 13
LCM(79690,79703) = ( 79690 × 79703) / 13
LCM(79690,79703) = 6351532070 / 13
LCM(79690,79703) = 488579390

Least Common Multiple (LCM) of 79690 and 79703 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79690 and 79703. First we will calculate the prime factors of 79690 and 79703.

Prime Factorization of 79690

Prime Factorization of 79703

Now multiplying the highest exponent prime factors to calculate the LCM of 79690 and 79703.

LCM(79690,79703) = 2¹ × 5¹ × 13¹ × 613¹ × 6131¹
LCM(79690,79703) = 488579390