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12994323 = 34331441
BaseRepresentation
bin110001100100…
…011100010011
3220110011212020
4301210130103
511311304243
61142302523
7215310216
oct61443423
926404766
1012994323
117375911
124427a43
1328cc764
141a2377d
15121a283
hexc64713

12994323 has 4 divisors (see below), whose sum is σ = 17325768. Its totient is φ = 8662880.

The previous prime is 12994321. The next prime is 12994343. The reversal of 12994323 is 32349921.

12994323 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32349921 = 310783307.

It is a cyclic number.

It is not a de Polignac number, because 12994323 - 21 = 12994321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12994321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2165718 + ... + 2165723.

It is an arithmetic number, because the mean of its divisors is an integer number (4331442).

Almost surely, 212994323 is an apocalyptic number.

12994323 is a deficient number, since it is larger than the sum of its proper divisors (4331445).

12994323 is an equidigital number, since it uses as much as digits as its factorization.

12994323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4331444.

The product of its digits is 11664, while the sum is 33.

The square root of 12994323 is about 3604.7639312443. The cubic root of 12994323 is about 235.0992367963.

The spelling of 12994323 in words is "twelve million, nine hundred ninety-four thousand, three hundred twenty-three".

Divisors: 1 3 4331441 12994323