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What is the Least Common Multiple of 40505 and 40514?

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 40505 and 40514 is 1641019570.

LCM(40505,40514) = 1641019570

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Least Common Multiple of 40505 and 40514 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40505 and 40514, than apply into the LCM equation.

GCF(40505,40514) = 1
LCM(40505,40514) = ( 40505 × 40514) / 1
LCM(40505,40514) = 1641019570 / 1
LCM(40505,40514) = 1641019570

Least Common Multiple (LCM) of 40505 and 40514 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40505 and 40514. First we will calculate the prime factors of 40505 and 40514.

Prime Factorization of 40505

Prime factors of 40505 are 5, 8101. Prime factorization of 40505 in exponential form is:

40505 = 51 × 81011

Prime Factorization of 40514

Prime factors of 40514 are 2, 47, 431. Prime factorization of 40514 in exponential form is:

40514 = 21 × 471 × 4311

Now multiplying the highest exponent prime factors to calculate the LCM of 40505 and 40514.

LCM(40505,40514) = 51 × 81011 × 21 × 471 × 4311
LCM(40505,40514) = 1641019570