What is the Least Common Multiple of 91720 and 91739?

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 91720 and 91739 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 91720 and 91739, than apply into the LCM equation.

GCF(91720,91739) = 1
LCM(91720,91739) = ( 91720 × 91739) / 1
LCM(91720,91739) = 8414301080 / 1
LCM(91720,91739) = 8414301080

Least Common Multiple (LCM) of 91720 and 91739 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 91720 and 91739. First we will calculate the prime factors of 91720 and 91739.

Prime Factorization of 91720

Prime Factorization of 91739

Now multiplying the highest exponent prime factors to calculate the LCM of 91720 and 91739.

LCM(91720,91739) = 2³ × 5¹ × 2293¹ × 199¹ × 461¹
LCM(91720,91739) = 8414301080