What is the Least Common Multiple of 65613 and 65618?
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 65613 and 65618 is 4305393834.
LCM(65613,65618) = 4305393834
Least Common Multiple of 65613 and 65618 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65613 and 65618, than apply into the LCM equation.
GCF(65613,65618) = 1
LCM(65613,65618) = ( 65613 × 65618) / 1
LCM(65613,65618) = 4305393834 / 1
LCM(65613,65618) = 4305393834
Least Common Multiple (LCM) of 65613 and 65618 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 65613 and 65618. First we will calculate the prime factors of 65613 and 65618.
Prime Factorization of 65613
Prime factors of 65613 are 3, 21871. Prime factorization of 65613 in exponential form is:
65613 = 31 × 218711
Prime Factorization of 65618
Prime factors of 65618 are 2, 7, 43, 109. Prime factorization of 65618 in exponential form is:
65618 = 21 × 71 × 431 × 1091
Now multiplying the highest exponent prime factors to calculate the LCM of 65613 and 65618.
LCM(65613,65618) = 31 × 218711 × 21 × 71 × 431 × 1091
LCM(65613,65618) = 4305393834
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