Base | Representation |
---|---|
bin | 100000000110… |
… | …0011010000111 |
3 | 1011122221201201 |
4 | 1000030122013 |
5 | 13301444124 |
6 | 1400403331 |
7 | 263015224 |
oct | 100143207 |
9 | 34587651 |
10 | 16828039 |
11 | 9554178 |
12 | 5776547 |
13 | 3642727 |
14 | 234094b |
15 | 1726144 |
hex | 100c687 |
16828039 has 4 divisors (see below), whose sum is σ = 17113320. Its totient is φ = 16542760.
The previous prime is 16828003. The next prime is 16828057. The reversal of 16828039 is 93082861.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 16828039 - 221 = 14730887 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 16827989 and 16828007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16820039) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142552 + ... + 142669.
It is an arithmetic number, because the mean of its divisors is an integer number (4278330).
Almost surely, 216828039 is an apocalyptic number.
16828039 is a deficient number, since it is larger than the sum of its proper divisors (285281).
16828039 is an equidigital number, since it uses as much as digits as its factorization.
16828039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285280.
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 16828039 is about 4102.1992881868. The cubic root of 16828039 is about 256.2582385612.
The spelling of 16828039 in words is "sixteen million, eight hundred twenty-eight thousand, thirty-nine".
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