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What is the Least Common Multiple of 42361 and 42370?

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 42361 and 42370 is 1794835570.

LCM(42361,42370) = 1794835570

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Least Common Multiple of 42361 and 42370 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42361 and 42370, than apply into the LCM equation.

GCF(42361,42370) = 1
LCM(42361,42370) = ( 42361 × 42370) / 1
LCM(42361,42370) = 1794835570 / 1
LCM(42361,42370) = 1794835570

Least Common Multiple (LCM) of 42361 and 42370 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42361 and 42370. First we will calculate the prime factors of 42361 and 42370.

Prime Factorization of 42361

Prime factors of 42361 are 11, 3851. Prime factorization of 42361 in exponential form is:

42361 = 111 × 38511

Prime Factorization of 42370

Prime factors of 42370 are 2, 5, 19, 223. Prime factorization of 42370 in exponential form is:

42370 = 21 × 51 × 191 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 42361 and 42370.

LCM(42361,42370) = 111 × 38511 × 21 × 51 × 191 × 2231
LCM(42361,42370) = 1794835570