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What is the Least Common Multiple of 36900 and 36915?

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 36900 and 36915 is 90810900.

LCM(36900,36915) = 90810900

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Least Common Multiple of 36900 and 36915 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 36900 and 36915, than apply into the LCM equation.

GCF(36900,36915) = 15
LCM(36900,36915) = ( 36900 × 36915) / 15
LCM(36900,36915) = 1362163500 / 15
LCM(36900,36915) = 90810900

Least Common Multiple (LCM) of 36900 and 36915 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 36900 and 36915. First we will calculate the prime factors of 36900 and 36915.

Prime Factorization of 36900

Prime factors of 36900 are 2, 3, 5, 41. Prime factorization of 36900 in exponential form is:

36900 = 22 × 32 × 52 × 411

Prime Factorization of 36915

Prime factors of 36915 are 3, 5, 23, 107. Prime factorization of 36915 in exponential form is:

36915 = 31 × 51 × 231 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 36900 and 36915.

LCM(36900,36915) = 22 × 32 × 52 × 411 × 231 × 1071
LCM(36900,36915) = 90810900