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What is the Least Common Multiple of 69948 and 69955?

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 69948 and 69955 is 4893212340.

LCM(69948,69955) = 4893212340

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Least Common Multiple of 69948 and 69955 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69948 and 69955, than apply into the LCM equation.

GCF(69948,69955) = 1
LCM(69948,69955) = ( 69948 × 69955) / 1
LCM(69948,69955) = 4893212340 / 1
LCM(69948,69955) = 4893212340

Least Common Multiple (LCM) of 69948 and 69955 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69948 and 69955. First we will calculate the prime factors of 69948 and 69955.

Prime Factorization of 69948

Prime factors of 69948 are 2, 3, 29, 67. Prime factorization of 69948 in exponential form is:

69948 = 22 × 32 × 291 × 671

Prime Factorization of 69955

Prime factors of 69955 are 5, 17, 823. Prime factorization of 69955 in exponential form is:

69955 = 51 × 171 × 8231

Now multiplying the highest exponent prime factors to calculate the LCM of 69948 and 69955.

LCM(69948,69955) = 22 × 32 × 291 × 671 × 51 × 171 × 8231
LCM(69948,69955) = 4893212340