What is the Least Common Multiple of 86768 and 86778?

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 86768 and 86778 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86768 and 86778, than apply into the LCM equation.

GCF(86768,86778) = 2
LCM(86768,86778) = ( 86768 × 86778) / 2
LCM(86768,86778) = 7529553504 / 2
LCM(86768,86778) = 3764776752

Least Common Multiple (LCM) of 86768 and 86778 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86768 and 86778. First we will calculate the prime factors of 86768 and 86778.

Prime Factorization of 86768

Prime Factorization of 86778

Now multiplying the highest exponent prime factors to calculate the LCM of 86768 and 86778.

LCM(86768,86778) = 2⁴ × 11¹ × 17¹ × 29¹ × 3³ × 1607¹
LCM(86768,86778) = 3764776752