What is the Least Common Multiple of 74641 and 74645?

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 74641 and 74645 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74641 and 74645, than apply into the LCM equation.

GCF(74641,74645) = 1
LCM(74641,74645) = ( 74641 × 74645) / 1
LCM(74641,74645) = 5571577445 / 1
LCM(74641,74645) = 5571577445

Least Common Multiple (LCM) of 74641 and 74645 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74641 and 74645. First we will calculate the prime factors of 74641 and 74645.

Prime Factorization of 74641

Prime Factorization of 74645

Now multiplying the highest exponent prime factors to calculate the LCM of 74641 and 74645.

LCM(74641,74645) = 7¹ × 10663¹ × 5¹ × 14929¹
LCM(74641,74645) = 5571577445