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What is the Least Common Multiple of 39673 and 39693?

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 39673 and 39693 is 1574740389.

LCM(39673,39693) = 1574740389

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Least Common Multiple of 39673 and 39693 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39673 and 39693, than apply into the LCM equation.

GCF(39673,39693) = 1
LCM(39673,39693) = ( 39673 × 39693) / 1
LCM(39673,39693) = 1574740389 / 1
LCM(39673,39693) = 1574740389

Least Common Multiple (LCM) of 39673 and 39693 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39673 and 39693. First we will calculate the prime factors of 39673 and 39693.

Prime Factorization of 39673

Prime factors of 39673 are 97, 409. Prime factorization of 39673 in exponential form is:

39673 = 971 × 4091

Prime Factorization of 39693

Prime factors of 39693 are 3, 101, 131. Prime factorization of 39693 in exponential form is:

39693 = 31 × 1011 × 1311

Now multiplying the highest exponent prime factors to calculate the LCM of 39673 and 39693.

LCM(39673,39693) = 971 × 4091 × 31 × 1011 × 1311
LCM(39673,39693) = 1574740389