What is the Least Common Multiple of 74769 and 74787?

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 74769 and 74787 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74769 and 74787, than apply into the LCM equation.

GCF(74769,74787) = 3
LCM(74769,74787) = ( 74769 × 74787) / 3
LCM(74769,74787) = 5591749203 / 3
LCM(74769,74787) = 1863916401

Least Common Multiple (LCM) of 74769 and 74787 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74769 and 74787. First we will calculate the prime factors of 74769 and 74787.

Prime Factorization of 74769

Prime Factorization of 74787

Now multiplying the highest exponent prime factors to calculate the LCM of 74769 and 74787.

LCM(74769,74787) = 3¹ × 24923¹ × 97¹ × 257¹
LCM(74769,74787) = 1863916401