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What is the Least Common Multiple of 10015 and 10025?

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 10015 and 10025 is 20080075.

LCM(10015,10025) = 20080075

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Least Common Multiple of 10015 and 10025 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10015 and 10025, than apply into the LCM equation.

GCF(10015,10025) = 5
LCM(10015,10025) = ( 10015 × 10025) / 5
LCM(10015,10025) = 100400375 / 5
LCM(10015,10025) = 20080075

Least Common Multiple (LCM) of 10015 and 10025 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10015 and 10025. First we will calculate the prime factors of 10015 and 10025.

Prime Factorization of 10015

Prime factors of 10015 are 5, 2003. Prime factorization of 10015 in exponential form is:

10015 = 51 × 20031

Prime Factorization of 10025

Prime factors of 10025 are 5, 401. Prime factorization of 10025 in exponential form is:

10025 = 52 × 4011

Now multiplying the highest exponent prime factors to calculate the LCM of 10015 and 10025.

LCM(10015,10025) = 52 × 20031 × 4011
LCM(10015,10025) = 20080075