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What is the Least Common Multiple of 70518 and 70533?

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 70518 and 70533 is 1657948698.

LCM(70518,70533) = 1657948698

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Least Common Multiple of 70518 and 70533 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70518 and 70533, than apply into the LCM equation.

GCF(70518,70533) = 3
LCM(70518,70533) = ( 70518 × 70533) / 3
LCM(70518,70533) = 4973846094 / 3
LCM(70518,70533) = 1657948698

Least Common Multiple (LCM) of 70518 and 70533 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70518 and 70533. First we will calculate the prime factors of 70518 and 70533.

Prime Factorization of 70518

Prime factors of 70518 are 2, 3, 7, 23, 73. Prime factorization of 70518 in exponential form is:

70518 = 21 × 31 × 71 × 231 × 731

Prime Factorization of 70533

Prime factors of 70533 are 3, 17, 461. Prime factorization of 70533 in exponential form is:

70533 = 32 × 171 × 4611

Now multiplying the highest exponent prime factors to calculate the LCM of 70518 and 70533.

LCM(70518,70533) = 21 × 32 × 71 × 231 × 731 × 171 × 4611
LCM(70518,70533) = 1657948698