Base | Representation |
---|---|
bin | 111101001001… |
… | …000101100101 |
3 | 1010011022021211 |
4 | 331021011211 |
5 | 13100344010 |
6 | 1331311421 |
7 | 253143610 |
oct | 75110545 |
9 | 33138254 |
10 | 16028005 |
11 | 9058094 |
12 | 544b571 |
13 | 3422536 |
14 | 21b3177 |
15 | 161908a |
hex | f49165 |
16028005 has 8 divisors (see below), whose sum is σ = 21981312. Its totient is φ = 10990608.
The previous prime is 16028003. The next prime is 16028011. The reversal of 16028005 is 50082061.
It is a happy number.
16028005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 16028005 - 21 = 16028003 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 (16028003) 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, 228937 + ... + 229006.
It is an arithmetic number, because the mean of its divisors is an integer number (2747664).
Almost surely, 216028005 is an apocalyptic number.
It is an amenable number.
16028005 is a deficient number, since it is larger than the sum of its proper divisors (5953307).
16028005 is an equidigital number, since it uses as much as digits as its factorization.
16028005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 457955.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 16028005 is about 4003.4990945422. The cubic root of 16028005 is about 252.1311413245.
The spelling of 16028005 in words is "sixteen million, twenty-eight thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •