What is the Least Common Multiple of 76874 and 76891?

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 76874 and 76891 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76874 and 76891, than apply into the LCM equation.

GCF(76874,76891) = 17
LCM(76874,76891) = ( 76874 × 76891) / 17
LCM(76874,76891) = 5910918734 / 17
LCM(76874,76891) = 347701102

Least Common Multiple (LCM) of 76874 and 76891 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76874 and 76891. First we will calculate the prime factors of 76874 and 76891.

Prime Factorization of 76874

Prime Factorization of 76891

Now multiplying the highest exponent prime factors to calculate the LCM of 76874 and 76891.

LCM(76874,76891) = 2¹ × 7¹ × 17² × 19¹ × 4523¹
LCM(76874,76891) = 347701102