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What is the Least Common Multiple of 14820 and 14830?

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 14820 and 14830 is 21978060.

LCM(14820,14830) = 21978060

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Least Common Multiple of 14820 and 14830 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 14820 and 14830, than apply into the LCM equation.

GCF(14820,14830) = 10
LCM(14820,14830) = ( 14820 × 14830) / 10
LCM(14820,14830) = 219780600 / 10
LCM(14820,14830) = 21978060

Least Common Multiple (LCM) of 14820 and 14830 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 14820 and 14830. First we will calculate the prime factors of 14820 and 14830.

Prime Factorization of 14820

Prime factors of 14820 are 2, 3, 5, 13, 19. Prime factorization of 14820 in exponential form is:

14820 = 22 × 31 × 51 × 131 × 191

Prime Factorization of 14830

Prime factors of 14830 are 2, 5, 1483. Prime factorization of 14830 in exponential form is:

14830 = 21 × 51 × 14831

Now multiplying the highest exponent prime factors to calculate the LCM of 14820 and 14830.

LCM(14820,14830) = 22 × 31 × 51 × 131 × 191 × 14831
LCM(14820,14830) = 21978060