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What is the Least Common Multiple of 71487 and 71494?

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 71487 and 71494 is 5110891578.

LCM(71487,71494) = 5110891578

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Least Common Multiple of 71487 and 71494 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71487 and 71494, than apply into the LCM equation.

GCF(71487,71494) = 1
LCM(71487,71494) = ( 71487 × 71494) / 1
LCM(71487,71494) = 5110891578 / 1
LCM(71487,71494) = 5110891578

Least Common Multiple (LCM) of 71487 and 71494 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71487 and 71494. First we will calculate the prime factors of 71487 and 71494.

Prime Factorization of 71487

Prime factors of 71487 are 3, 13, 47. Prime factorization of 71487 in exponential form is:

71487 = 32 × 132 × 471

Prime Factorization of 71494

Prime factors of 71494 are 2, 35747. Prime factorization of 71494 in exponential form is:

71494 = 21 × 357471

Now multiplying the highest exponent prime factors to calculate the LCM of 71487 and 71494.

LCM(71487,71494) = 32 × 132 × 471 × 21 × 357471
LCM(71487,71494) = 5110891578