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What is the Least Common Multiple of 46922 and 46940?

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 46922 and 46940 is 1101259340.

LCM(46922,46940) = 1101259340

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Least Common Multiple of 46922 and 46940 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 46922 and 46940, than apply into the LCM equation.

GCF(46922,46940) = 2
LCM(46922,46940) = ( 46922 × 46940) / 2
LCM(46922,46940) = 2202518680 / 2
LCM(46922,46940) = 1101259340

Least Common Multiple (LCM) of 46922 and 46940 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 46922 and 46940. First we will calculate the prime factors of 46922 and 46940.

Prime Factorization of 46922

Prime factors of 46922 are 2, 29, 809. Prime factorization of 46922 in exponential form is:

46922 = 21 × 291 × 8091

Prime Factorization of 46940

Prime factors of 46940 are 2, 5, 2347. Prime factorization of 46940 in exponential form is:

46940 = 22 × 51 × 23471

Now multiplying the highest exponent prime factors to calculate the LCM of 46922 and 46940.

LCM(46922,46940) = 22 × 291 × 8091 × 51 × 23471
LCM(46922,46940) = 1101259340