Base | Representation |
---|---|
bin | 111111011011… |
… | …100101101001 |
3 | 1011021210102120 |
4 | 333123211221 |
5 | 13224044243 |
6 | 1352221453 |
7 | 261223230 |
oct | 77334551 |
9 | 34253376 |
10 | 16628073 |
11 | 9427a10 |
12 | 569a889 |
13 | 35a26c7 |
14 | 22cbb17 |
15 | 16d6c83 |
hex | fdb969 |
16628073 has 16 divisors (see below), whose sum is σ = 27641856. Its totient is φ = 8637840.
The previous prime is 16628071. The next prime is 16628077. The reversal of 16628073 is 37082661.
It is not a de Polignac number, because 16628073 - 21 = 16628071 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (16628071) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35761 + ... + 36222.
It is an arithmetic number, because the mean of its divisors is an integer number (1727616).
Almost surely, 216628073 is an apocalyptic number.
It is an amenable number.
16628073 is a deficient number, since it is larger than the sum of its proper divisors (11013783).
16628073 is a wasteful number, since it uses less digits than its factorization.
16628073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72004.
The product of its (nonzero) digits is 12096, while the sum is 33.
The square root of 16628073 is about 4077.7534256009. The cubic root of 16628073 is about 255.2391604770.
The spelling of 16628073 in words is "sixteen million, six hundred twenty-eight thousand, seventy-three".
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