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What is the Least Common Multiple of 46835 and 46840?

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 46835 and 46840 is 438750280.

LCM(46835,46840) = 438750280

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Least Common Multiple of 46835 and 46840 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 46835 and 46840, than apply into the LCM equation.

GCF(46835,46840) = 5
LCM(46835,46840) = ( 46835 × 46840) / 5
LCM(46835,46840) = 2193751400 / 5
LCM(46835,46840) = 438750280

Least Common Multiple (LCM) of 46835 and 46840 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 46835 and 46840. First we will calculate the prime factors of 46835 and 46840.

Prime Factorization of 46835

Prime factors of 46835 are 5, 17, 19, 29. Prime factorization of 46835 in exponential form is:

46835 = 51 × 171 × 191 × 291

Prime Factorization of 46840

Prime factors of 46840 are 2, 5, 1171. Prime factorization of 46840 in exponential form is:

46840 = 23 × 51 × 11711

Now multiplying the highest exponent prime factors to calculate the LCM of 46835 and 46840.

LCM(46835,46840) = 51 × 171 × 191 × 291 × 23 × 11711
LCM(46835,46840) = 438750280