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What is the Least Common Multiple of 64998 and 65015?

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 64998 and 65015 is 4225844970.

LCM(64998,65015) = 4225844970

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Least Common Multiple of 64998 and 65015 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64998 and 65015, than apply into the LCM equation.

GCF(64998,65015) = 1
LCM(64998,65015) = ( 64998 × 65015) / 1
LCM(64998,65015) = 4225844970 / 1
LCM(64998,65015) = 4225844970

Least Common Multiple (LCM) of 64998 and 65015 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64998 and 65015. First we will calculate the prime factors of 64998 and 65015.

Prime Factorization of 64998

Prime factors of 64998 are 2, 3, 23, 157. Prime factorization of 64998 in exponential form is:

64998 = 21 × 32 × 231 × 1571

Prime Factorization of 65015

Prime factors of 65015 are 5, 13003. Prime factorization of 65015 in exponential form is:

65015 = 51 × 130031

Now multiplying the highest exponent prime factors to calculate the LCM of 64998 and 65015.

LCM(64998,65015) = 21 × 32 × 231 × 1571 × 51 × 130031
LCM(64998,65015) = 4225844970