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What is the Least Common Multiple of 43870 and 43881?

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 43870 and 43881 is 1925059470.

LCM(43870,43881) = 1925059470

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Least Common Multiple of 43870 and 43881 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43870 and 43881, than apply into the LCM equation.

GCF(43870,43881) = 1
LCM(43870,43881) = ( 43870 × 43881) / 1
LCM(43870,43881) = 1925059470 / 1
LCM(43870,43881) = 1925059470

Least Common Multiple (LCM) of 43870 and 43881 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43870 and 43881. First we will calculate the prime factors of 43870 and 43881.

Prime Factorization of 43870

Prime factors of 43870 are 2, 5, 41, 107. Prime factorization of 43870 in exponential form is:

43870 = 21 × 51 × 411 × 1071

Prime Factorization of 43881

Prime factors of 43881 are 3, 14627. Prime factorization of 43881 in exponential form is:

43881 = 31 × 146271

Now multiplying the highest exponent prime factors to calculate the LCM of 43870 and 43881.

LCM(43870,43881) = 21 × 51 × 411 × 1071 × 31 × 146271
LCM(43870,43881) = 1925059470