GCF and LCM Calculator Logo

What is the Least Common Multiple of 40292 and 40305?

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 40292 and 40305 is 1623969060.

LCM(40292,40305) = 1623969060

LCM Calculator and
and

Least Common Multiple of 40292 and 40305 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40292 and 40305, than apply into the LCM equation.

GCF(40292,40305) = 1
LCM(40292,40305) = ( 40292 × 40305) / 1
LCM(40292,40305) = 1623969060 / 1
LCM(40292,40305) = 1623969060

Least Common Multiple (LCM) of 40292 and 40305 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40292 and 40305. First we will calculate the prime factors of 40292 and 40305.

Prime Factorization of 40292

Prime factors of 40292 are 2, 7, 1439. Prime factorization of 40292 in exponential form is:

40292 = 22 × 71 × 14391

Prime Factorization of 40305

Prime factors of 40305 are 3, 5, 2687. Prime factorization of 40305 in exponential form is:

40305 = 31 × 51 × 26871

Now multiplying the highest exponent prime factors to calculate the LCM of 40292 and 40305.

LCM(40292,40305) = 22 × 71 × 14391 × 31 × 51 × 26871
LCM(40292,40305) = 1623969060