GCF and LCM Calculator Logo

What is the Least Common Multiple of 39738 and 39757?

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 39738 and 39757 is 1579863666.

LCM(39738,39757) = 1579863666

LCM Calculator and
and

Least Common Multiple of 39738 and 39757 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39738 and 39757, than apply into the LCM equation.

GCF(39738,39757) = 1
LCM(39738,39757) = ( 39738 × 39757) / 1
LCM(39738,39757) = 1579863666 / 1
LCM(39738,39757) = 1579863666

Least Common Multiple (LCM) of 39738 and 39757 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39738 and 39757. First we will calculate the prime factors of 39738 and 39757.

Prime Factorization of 39738

Prime factors of 39738 are 2, 3, 37, 179. Prime factorization of 39738 in exponential form is:

39738 = 21 × 31 × 371 × 1791

Prime Factorization of 39757

Prime factors of 39757 are 83, 479. Prime factorization of 39757 in exponential form is:

39757 = 831 × 4791

Now multiplying the highest exponent prime factors to calculate the LCM of 39738 and 39757.

LCM(39738,39757) = 21 × 31 × 371 × 1791 × 831 × 4791
LCM(39738,39757) = 1579863666