Base | Representation |
---|---|
bin | 101101111000… |
… | …101110100100 |
3 | 211122010110110 |
4 | 231320232210 |
5 | 11034410321 |
6 | 1105453020 |
7 | 204146331 |
oct | 55705644 |
9 | 24563413 |
10 | 12028836 |
11 | 6876496 |
12 | 4041170 |
13 | 2652171 |
14 | 1851988 |
15 | 10c9176 |
hex | b78ba4 |
12028836 has 12 divisors (see below), whose sum is σ = 28067312. Its totient is φ = 4009608.
The previous prime is 12028829. The next prime is 12028847. The reversal of 12028836 is 63882021.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501190 + ... + 501213.
Almost surely, 212028836 is an apocalyptic number.
It is an amenable number.
12028836 is an abundant number, since it is smaller than the sum of its proper divisors (16038476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12028836 is a wasteful number, since it uses less digits than its factorization.
12028836 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1002410 (or 1002408 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 12028836 is about 3468.2612358356. The cubic root of 12028836 is about 229.1260850381.
The spelling of 12028836 in words is "twelve million, twenty-eight thousand, eight hundred thirty-six".
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