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What is the Least Common Multiple of 40458 and 40463?

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 40458 and 40463 is 1637052054.

LCM(40458,40463) = 1637052054

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Least Common Multiple of 40458 and 40463 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40458 and 40463, than apply into the LCM equation.

GCF(40458,40463) = 1
LCM(40458,40463) = ( 40458 × 40463) / 1
LCM(40458,40463) = 1637052054 / 1
LCM(40458,40463) = 1637052054

Least Common Multiple (LCM) of 40458 and 40463 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40458 and 40463. First we will calculate the prime factors of 40458 and 40463.

Prime Factorization of 40458

Prime factors of 40458 are 2, 3, 11, 613. Prime factorization of 40458 in exponential form is:

40458 = 21 × 31 × 111 × 6131

Prime Factorization of 40463

Prime factors of 40463 are 43, 941. Prime factorization of 40463 in exponential form is:

40463 = 431 × 9411

Now multiplying the highest exponent prime factors to calculate the LCM of 40458 and 40463.

LCM(40458,40463) = 21 × 31 × 111 × 6131 × 431 × 9411
LCM(40458,40463) = 1637052054