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What is the Least Common Multiple of 4460 and 4479?

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 4460 and 4479 is 19976340.

LCM(4460,4479) = 19976340

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Least Common Multiple of 4460 and 4479 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4460 and 4479, than apply into the LCM equation.

GCF(4460,4479) = 1
LCM(4460,4479) = ( 4460 × 4479) / 1
LCM(4460,4479) = 19976340 / 1
LCM(4460,4479) = 19976340

Least Common Multiple (LCM) of 4460 and 4479 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4460 and 4479. First we will calculate the prime factors of 4460 and 4479.

Prime Factorization of 4460

Prime factors of 4460 are 2, 5, 223. Prime factorization of 4460 in exponential form is:

4460 = 22 × 51 × 2231

Prime Factorization of 4479

Prime factors of 4479 are 3, 1493. Prime factorization of 4479 in exponential form is:

4479 = 31 × 14931

Now multiplying the highest exponent prime factors to calculate the LCM of 4460 and 4479.

LCM(4460,4479) = 22 × 51 × 2231 × 31 × 14931
LCM(4460,4479) = 19976340