Base | Representation |
---|---|
bin | 110000110110… |
… | …001100100000 |
3 | 220002120000102 |
4 | 300312030200 |
5 | 11234224041 |
6 | 1134241532 |
7 | 213561026 |
oct | 60661440 |
9 | 26076012 |
10 | 12804896 |
11 | 7256565 |
12 | 43562a8 |
13 | 2864480 |
14 | 19b4716 |
15 | 11ce09b |
hex | c36320 |
12804896 has 24 divisors (see below), whose sum is σ = 27149724. Its totient is φ = 5909760.
The previous prime is 12804877. The next prime is 12804907. The reversal of 12804896 is 69840821.
It can be written as a sum of positive squares in 2 ways, for example, as 11316496 + 1488400 = 3364^2 + 1220^2 .
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, 14975 + ... + 15806.
Almost surely, 212804896 is an apocalyptic number.
12804896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
12804896 is an abundant number, since it is smaller than the sum of its proper divisors (14344828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12804896 is a wasteful number, since it uses less digits than its factorization.
12804896 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30804 (or 30796 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 38.
The square root of 12804896 is about 3578.3929353831. The cubic root of 12804896 is about 233.9512402361.
The spelling of 12804896 in words is "twelve million, eight hundred four thousand, eight hundred ninety-six".
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