GCF and LCM Calculator Logo

What is the Least Common Multiple of 74137 and 74155?

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 74137 and 74155 is 5497629235.

LCM(74137,74155) = 5497629235

LCM Calculator and
and

Least Common Multiple of 74137 and 74155 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74137 and 74155, than apply into the LCM equation.

GCF(74137,74155) = 1
LCM(74137,74155) = ( 74137 × 74155) / 1
LCM(74137,74155) = 5497629235 / 1
LCM(74137,74155) = 5497629235

Least Common Multiple (LCM) of 74137 and 74155 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74137 and 74155. First we will calculate the prime factors of 74137 and 74155.

Prime Factorization of 74137

Prime factors of 74137 are 7, 17, 89. Prime factorization of 74137 in exponential form is:

74137 = 72 × 171 × 891

Prime Factorization of 74155

Prime factors of 74155 are 5, 14831. Prime factorization of 74155 in exponential form is:

74155 = 51 × 148311

Now multiplying the highest exponent prime factors to calculate the LCM of 74137 and 74155.

LCM(74137,74155) = 72 × 171 × 891 × 51 × 148311
LCM(74137,74155) = 5497629235