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What is the Least Common Multiple of 61831 and 61836?

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 61831 and 61836 is 3823381716.

LCM(61831,61836) = 3823381716

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Least Common Multiple of 61831 and 61836 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61831 and 61836, than apply into the LCM equation.

GCF(61831,61836) = 1
LCM(61831,61836) = ( 61831 × 61836) / 1
LCM(61831,61836) = 3823381716 / 1
LCM(61831,61836) = 3823381716

Least Common Multiple (LCM) of 61831 and 61836 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61831 and 61836. First we will calculate the prime factors of 61831 and 61836.

Prime Factorization of 61831

Prime factors of 61831 are 7, 11, 73. Prime factorization of 61831 in exponential form is:

61831 = 71 × 112 × 731

Prime Factorization of 61836

Prime factors of 61836 are 2, 3, 5153. Prime factorization of 61836 in exponential form is:

61836 = 22 × 31 × 51531

Now multiplying the highest exponent prime factors to calculate the LCM of 61831 and 61836.

LCM(61831,61836) = 71 × 112 × 731 × 22 × 31 × 51531
LCM(61831,61836) = 3823381716