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What is the Least Common Multiple of 46970 and 46984?

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 46970 and 46984 is 157631320.

LCM(46970,46984) = 157631320

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Least Common Multiple of 46970 and 46984 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 46970 and 46984, than apply into the LCM equation.

GCF(46970,46984) = 14
LCM(46970,46984) = ( 46970 × 46984) / 14
LCM(46970,46984) = 2206838480 / 14
LCM(46970,46984) = 157631320

Least Common Multiple (LCM) of 46970 and 46984 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 46970 and 46984. First we will calculate the prime factors of 46970 and 46984.

Prime Factorization of 46970

Prime factors of 46970 are 2, 5, 7, 11, 61. Prime factorization of 46970 in exponential form is:

46970 = 21 × 51 × 71 × 111 × 611

Prime Factorization of 46984

Prime factors of 46984 are 2, 7, 839. Prime factorization of 46984 in exponential form is:

46984 = 23 × 71 × 8391

Now multiplying the highest exponent prime factors to calculate the LCM of 46970 and 46984.

LCM(46970,46984) = 23 × 51 × 71 × 111 × 611 × 8391
LCM(46970,46984) = 157631320