What is the Least Common Multiple of 74003 and 74021?

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 74003 and 74021 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74003 and 74021, than apply into the LCM equation.

GCF(74003,74021) = 1
LCM(74003,74021) = ( 74003 × 74021) / 1
LCM(74003,74021) = 5477776063 / 1
LCM(74003,74021) = 5477776063

Least Common Multiple (LCM) of 74003 and 74021 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74003 and 74021. First we will calculate the prime factors of 74003 and 74021.

Prime Factorization of 74003

Prime Factorization of 74021

Now multiplying the highest exponent prime factors to calculate the LCM of 74003 and 74021.

LCM(74003,74021) = 43¹ × 1721¹ × 74021¹
LCM(74003,74021) = 5477776063