Base | Representation |
---|---|
bin | 110001000111… |
… | …001111101000 |
3 | 220020002210210 |
4 | 301013033220 |
5 | 11243442403 |
6 | 1135541120 |
7 | 214301436 |
oct | 61071750 |
9 | 26202723 |
10 | 12874728 |
11 | 72a3a79 |
12 | 438a7a0 |
13 | 288a1a9 |
14 | 19d1d56 |
15 | 11e4b03 |
hex | c473e8 |
12874728 has 16 divisors (see below), whose sum is σ = 32186880. Its totient is φ = 4291568.
The previous prime is 12874717. The next prime is 12874751. The reversal of 12874728 is 82747821.
12874728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268200 + ... + 268247.
It is an arithmetic number, because the mean of its divisors is an integer number (2011680).
Almost surely, 212874728 is an apocalyptic number.
It is an amenable number.
12874728 is an abundant number, since it is smaller than the sum of its proper divisors (19312152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12874728 is a wasteful number, since it uses less digits than its factorization.
12874728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 536456 (or 536452 counting only the distinct ones).
The product of its digits is 50176, while the sum is 39.
The square root of 12874728 is about 3588.1371211257. The cubic root of 12874728 is about 234.3757568687.
The spelling of 12874728 in words is "twelve million, eight hundred seventy-four thousand, seven hundred twenty-eight".
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