GCF and LCM Calculator Logo

What is the Least Common Multiple of 77785 and 77802?

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 77785 and 77802 is 6051828570.

LCM(77785,77802) = 6051828570

LCM Calculator and
and

Least Common Multiple of 77785 and 77802 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77785 and 77802, than apply into the LCM equation.

GCF(77785,77802) = 1
LCM(77785,77802) = ( 77785 × 77802) / 1
LCM(77785,77802) = 6051828570 / 1
LCM(77785,77802) = 6051828570

Least Common Multiple (LCM) of 77785 and 77802 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77785 and 77802. First we will calculate the prime factors of 77785 and 77802.

Prime Factorization of 77785

Prime factors of 77785 are 5, 47, 331. Prime factorization of 77785 in exponential form is:

77785 = 51 × 471 × 3311

Prime Factorization of 77802

Prime factors of 77802 are 2, 3, 12967. Prime factorization of 77802 in exponential form is:

77802 = 21 × 31 × 129671

Now multiplying the highest exponent prime factors to calculate the LCM of 77785 and 77802.

LCM(77785,77802) = 51 × 471 × 3311 × 21 × 31 × 129671
LCM(77785,77802) = 6051828570