GCF and LCM Calculator Logo

What is the Least Common Multiple of 77639 and 77654?

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 77639 and 77654 is 6028978906.

LCM(77639,77654) = 6028978906

LCM Calculator and
and

Least Common Multiple of 77639 and 77654 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77639 and 77654, than apply into the LCM equation.

GCF(77639,77654) = 1
LCM(77639,77654) = ( 77639 × 77654) / 1
LCM(77639,77654) = 6028978906 / 1
LCM(77639,77654) = 6028978906

Least Common Multiple (LCM) of 77639 and 77654 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77639 and 77654. First we will calculate the prime factors of 77639 and 77654.

Prime Factorization of 77639

Prime factors of 77639 are 17, 4567. Prime factorization of 77639 in exponential form is:

77639 = 171 × 45671

Prime Factorization of 77654

Prime factors of 77654 are 2, 41, 947. Prime factorization of 77654 in exponential form is:

77654 = 21 × 411 × 9471

Now multiplying the highest exponent prime factors to calculate the LCM of 77639 and 77654.

LCM(77639,77654) = 171 × 45671 × 21 × 411 × 9471
LCM(77639,77654) = 6028978906