GCF and LCM Calculator Logo

What is the Least Common Multiple of 74029 and 74040?

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 74029 and 74040 is 5481107160.

LCM(74029,74040) = 5481107160

LCM Calculator and
and

Least Common Multiple of 74029 and 74040 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74029 and 74040, than apply into the LCM equation.

GCF(74029,74040) = 1
LCM(74029,74040) = ( 74029 × 74040) / 1
LCM(74029,74040) = 5481107160 / 1
LCM(74029,74040) = 5481107160

Least Common Multiple (LCM) of 74029 and 74040 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74029 and 74040. First we will calculate the prime factors of 74029 and 74040.

Prime Factorization of 74029

Prime factors of 74029 are 181, 409. Prime factorization of 74029 in exponential form is:

74029 = 1811 × 4091

Prime Factorization of 74040

Prime factors of 74040 are 2, 3, 5, 617. Prime factorization of 74040 in exponential form is:

74040 = 23 × 31 × 51 × 6171

Now multiplying the highest exponent prime factors to calculate the LCM of 74029 and 74040.

LCM(74029,74040) = 1811 × 4091 × 23 × 31 × 51 × 6171
LCM(74029,74040) = 5481107160