What is the Least Common Multiple of 56781 and 56793?

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 56781 and 56793 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56781 and 56793, than apply into the LCM equation.

GCF(56781,56793) = 3
LCM(56781,56793) = ( 56781 × 56793) / 3
LCM(56781,56793) = 3224763333 / 3
LCM(56781,56793) = 1074921111

Least Common Multiple (LCM) of 56781 and 56793 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56781 and 56793. First we will calculate the prime factors of 56781 and 56793.

Prime Factorization of 56781

Prime Factorization of 56793

Now multiplying the highest exponent prime factors to calculate the LCM of 56781 and 56793.

LCM(56781,56793) = 3⁴ × 701¹ × 11¹ × 1721¹
LCM(56781,56793) = 1074921111