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What is the Least Common Multiple of 40185 and 40202?

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 40185 and 40202 is 1615517370.

LCM(40185,40202) = 1615517370

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Least Common Multiple of 40185 and 40202 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40185 and 40202, than apply into the LCM equation.

GCF(40185,40202) = 1
LCM(40185,40202) = ( 40185 × 40202) / 1
LCM(40185,40202) = 1615517370 / 1
LCM(40185,40202) = 1615517370

Least Common Multiple (LCM) of 40185 and 40202 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40185 and 40202. First we will calculate the prime factors of 40185 and 40202.

Prime Factorization of 40185

Prime factors of 40185 are 3, 5, 19, 47. Prime factorization of 40185 in exponential form is:

40185 = 32 × 51 × 191 × 471

Prime Factorization of 40202

Prime factors of 40202 are 2, 20101. Prime factorization of 40202 in exponential form is:

40202 = 21 × 201011

Now multiplying the highest exponent prime factors to calculate the LCM of 40185 and 40202.

LCM(40185,40202) = 32 × 51 × 191 × 471 × 21 × 201011
LCM(40185,40202) = 1615517370