What is the Least Common Multiple of 72421 and 72437?

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 72421 and 72437 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72421 and 72437, than apply into the LCM equation.

GCF(72421,72437) = 1
LCM(72421,72437) = ( 72421 × 72437) / 1
LCM(72421,72437) = 5245959977 / 1
LCM(72421,72437) = 5245959977

Least Common Multiple (LCM) of 72421 and 72437 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72421 and 72437. First we will calculate the prime factors of 72421 and 72437.

Prime Factorization of 72421

Prime Factorization of 72437

Now multiplying the highest exponent prime factors to calculate the LCM of 72421 and 72437.

LCM(72421,72437) = 72421¹ × 17¹ × 4261¹
LCM(72421,72437) = 5245959977