Base | Representation |
---|---|
bin | 110000110110… |
… | …001100100111 |
3 | 220002120000200 |
4 | 300312030213 |
5 | 11234224103 |
6 | 1134241543 |
7 | 213561036 |
oct | 60661447 |
9 | 26076020 |
10 | 12804903 |
11 | 7256571 |
12 | 43562b3 |
13 | 2864487 |
14 | 19b471d |
15 | 11ce0a3 |
hex | c36327 |
12804903 has 12 divisors (see below), whose sum is σ = 18576480. Its totient is φ = 8499456.
The previous prime is 12804877. The next prime is 12804907. The reversal of 12804903 is 30940821.
12804903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12804903 - 213 = 12796711 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12804907) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 826 + ... + 5127.
It is an arithmetic number, because the mean of its divisors is an integer number (1548040).
Almost surely, 212804903 is an apocalyptic number.
12804903 is a deficient number, since it is larger than the sum of its proper divisors (5771577).
12804903 is a wasteful number, since it uses less digits than its factorization.
12804903 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6198 (or 6195 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 12804903 is about 3578.3939134757. The cubic root of 12804903 is about 233.9512828671.
The spelling of 12804903 in words is "twelve million, eight hundred four thousand, nine hundred three".
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