GCF and LCM Calculator Logo

What is the Least Common Multiple of 71929 and 71946?

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 71929 and 71946 is 5175003834.

LCM(71929,71946) = 5175003834

LCM Calculator and
and

Least Common Multiple of 71929 and 71946 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71929 and 71946, than apply into the LCM equation.

GCF(71929,71946) = 1
LCM(71929,71946) = ( 71929 × 71946) / 1
LCM(71929,71946) = 5175003834 / 1
LCM(71929,71946) = 5175003834

Least Common Multiple (LCM) of 71929 and 71946 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71929 and 71946. First we will calculate the prime factors of 71929 and 71946.

Prime Factorization of 71929

Prime factors of 71929 are 11, 13, 503. Prime factorization of 71929 in exponential form is:

71929 = 111 × 131 × 5031

Prime Factorization of 71946

Prime factors of 71946 are 2, 3, 7, 571. Prime factorization of 71946 in exponential form is:

71946 = 21 × 32 × 71 × 5711

Now multiplying the highest exponent prime factors to calculate the LCM of 71929 and 71946.

LCM(71929,71946) = 111 × 131 × 5031 × 21 × 32 × 71 × 5711
LCM(71929,71946) = 5175003834