Base | Representation |
---|---|
bin | 100110111110… |
… | …0110010000000 |
3 | 1102110011020121 |
4 | 1031330302000 |
5 | 20212342143 |
6 | 2005550024 |
7 | 335454325 |
oct | 115746200 |
9 | 42404217 |
10 | 20434048 |
11 | 10597448 |
12 | 6a15314 |
13 | 4305b6b |
14 | 29dcb4c |
15 | 1bd97ed |
hex | 137cc80 |
20434048 has 32 divisors (see below), whose sum is σ = 40930560. Its totient is φ = 10161408.
The previous prime is 20433989. The next prime is 20434069. The reversal of 20434048 is 84043402.
It is a tau number, because it is divible by the number of its divisors (32).
It is an unprimeable number.
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, 33361 + ... + 33967.
It is an arithmetic number, because the mean of its divisors is an integer number (1279080).
Almost surely, 220434048 is an apocalyptic number.
It is an amenable number.
20434048 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
20434048 is an equidigital number, since it uses as much as digits as its factorization.
20434048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 884 (or 872 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 25.
The square root of 20434048 is about 4520.4035218109. The cubic root of 20434048 is about 273.3913711116.
The spelling of 20434048 in words is "twenty million, four hundred thirty-four thousand, forty-eight".
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