Base | Representation |
---|---|
bin | 111110001100… |
… | …100010100101 |
3 | 1010200100021201 |
4 | 332030202211 |
5 | 13133214133 |
6 | 1341242501 |
7 | 255404245 |
oct | 76144245 |
9 | 33610251 |
10 | 16304293 |
11 | 9226725 |
12 | 5563431 |
13 | 34bb215 |
14 | 2245b25 |
15 | 1670d7d |
hex | f8c8a5 |
16304293 has 8 divisors (see below), whose sum is σ = 16978680. Its totient is φ = 15637440.
The previous prime is 16304291. The next prime is 16304297. The reversal of 16304293 is 39240361.
16304293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 4068289 + 12236004 = 2017^2 + 3498^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 16304293 - 21 = 16304291 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16304291) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2763 + ... + 6343.
It is an arithmetic number, because the mean of its divisors is an integer number (2122335).
Almost surely, 216304293 is an apocalyptic number.
It is an amenable number.
16304293 is a deficient number, since it is larger than the sum of its proper divisors (674387).
16304293 is a wasteful number, since it uses less digits than its factorization.
16304293 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3767.
The product of its (nonzero) digits is 3888, while the sum is 28.
The square root of 16304293 is about 4037.8574764347. The cubic root of 16304293 is about 253.5716269295.
The spelling of 16304293 in words is "sixteen million, three hundred four thousand, two hundred ninety-three".
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