GCF and LCM Calculator Logo

What is the Least Common Multiple of 77765 and 77784?

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 (LCM) of 77765 and 77784 is 6048872760.

LCM(77765,77784) = 6048872760

LCM Calculator and
and

Least Common Multiple of 77765 and 77784 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77765 and 77784, than apply into the LCM equation.

GCF(77765,77784) = 1
LCM(77765,77784) = ( 77765 × 77784) / 1
LCM(77765,77784) = 6048872760 / 1
LCM(77765,77784) = 6048872760

Least Common Multiple (LCM) of 77765 and 77784 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77765 and 77784. First we will calculate the prime factors of 77765 and 77784.

Prime Factorization of 77765

Prime factors of 77765 are 5, 103, 151. Prime factorization of 77765 in exponential form is:

77765 = 51 × 1031 × 1511

Prime Factorization of 77784

Prime factors of 77784 are 2, 3, 7, 463. Prime factorization of 77784 in exponential form is:

77784 = 23 × 31 × 71 × 4631

Now multiplying the highest exponent prime factors to calculate the LCM of 77765 and 77784.

LCM(77765,77784) = 51 × 1031 × 1511 × 23 × 31 × 71 × 4631
LCM(77765,77784) = 6048872760