What is the Least Common Multiple of 43243 and 43263?

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 43243 and 43263 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43243 and 43263, than apply into the LCM equation.

GCF(43243,43263) = 1
LCM(43243,43263) = ( 43243 × 43263) / 1
LCM(43243,43263) = 1870821909 / 1
LCM(43243,43263) = 1870821909

Least Common Multiple (LCM) of 43243 and 43263 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43243 and 43263. First we will calculate the prime factors of 43243 and 43263.

Prime Factorization of 43243

Prime Factorization of 43263

Now multiplying the highest exponent prime factors to calculate the LCM of 43243 and 43263.

LCM(43243,43263) = 83¹ × 521¹ × 3² × 11¹ × 19¹ × 23¹
LCM(43243,43263) = 1870821909