What is the Least Common Multiple of 43361 and 43381?

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 43361 and 43381 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43361 and 43381, than apply into the LCM equation.

GCF(43361,43381) = 1
LCM(43361,43381) = ( 43361 × 43381) / 1
LCM(43361,43381) = 1881043541 / 1
LCM(43361,43381) = 1881043541

Least Common Multiple (LCM) of 43361 and 43381 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43361 and 43381. First we will calculate the prime factors of 43361 and 43381.

Prime Factorization of 43361

Prime Factorization of 43381

Now multiplying the highest exponent prime factors to calculate the LCM of 43361 and 43381.

LCM(43361,43381) = 131¹ × 331¹ × 13¹ × 47¹ × 71¹
LCM(43361,43381) = 1881043541