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What is the Least Common Multiple of 46981 and 46985?

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 46981 and 46985 is 2207402285.

LCM(46981,46985) = 2207402285

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Least Common Multiple of 46981 and 46985 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 46981 and 46985, than apply into the LCM equation.

GCF(46981,46985) = 1
LCM(46981,46985) = ( 46981 × 46985) / 1
LCM(46981,46985) = 2207402285 / 1
LCM(46981,46985) = 2207402285

Least Common Multiple (LCM) of 46981 and 46985 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 46981 and 46985. First we will calculate the prime factors of 46981 and 46985.

Prime Factorization of 46981

Prime factors of 46981 are 11, 4271. Prime factorization of 46981 in exponential form is:

46981 = 111 × 42711

Prime Factorization of 46985

Prime factors of 46985 are 5, 9397. Prime factorization of 46985 in exponential form is:

46985 = 51 × 93971

Now multiplying the highest exponent prime factors to calculate the LCM of 46981 and 46985.

LCM(46981,46985) = 111 × 42711 × 51 × 93971
LCM(46981,46985) = 2207402285