GCF and LCM Calculator Logo

What is the Least Common Multiple of 73815 and 73831?

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 73815 and 73831 is 5449835265.

LCM(73815,73831) = 5449835265

LCM Calculator and
and

Least Common Multiple of 73815 and 73831 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73815 and 73831, than apply into the LCM equation.

GCF(73815,73831) = 1
LCM(73815,73831) = ( 73815 × 73831) / 1
LCM(73815,73831) = 5449835265 / 1
LCM(73815,73831) = 5449835265

Least Common Multiple (LCM) of 73815 and 73831 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73815 and 73831. First we will calculate the prime factors of 73815 and 73831.

Prime Factorization of 73815

Prime factors of 73815 are 3, 5, 7, 19, 37. Prime factorization of 73815 in exponential form is:

73815 = 31 × 51 × 71 × 191 × 371

Prime Factorization of 73831

Prime factors of 73831 are 17, 43, 101. Prime factorization of 73831 in exponential form is:

73831 = 171 × 431 × 1011

Now multiplying the highest exponent prime factors to calculate the LCM of 73815 and 73831.

LCM(73815,73831) = 31 × 51 × 71 × 191 × 371 × 171 × 431 × 1011
LCM(73815,73831) = 5449835265