Base | Representation |
---|---|
bin | 100000010010… |
… | …0110110000000 |
3 | 1011212001000201 |
4 | 1000210312000 |
5 | 13313200003 |
6 | 1402454544 |
7 | 263613100 |
oct | 100446600 |
9 | 34761021 |
10 | 16928128 |
11 | 9612398 |
12 | 5804454 |
13 | 3679159 |
14 | 2369200 |
15 | 1745b1d |
hex | 1024d80 |
16928128 has 48 divisors (see below), whose sum is σ = 39244500. Its totient is φ = 7252224.
The previous prime is 16928059. The next prime is 16928143. The reversal of 16928128 is 82182961.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4923 + ... + 7621.
Almost surely, 216928128 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16928128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19622250).
16928128 is an abundant number, since it is smaller than the sum of its proper divisors (22316372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16928128 is an equidigital number, since it uses as much as digits as its factorization.
16928128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2727 (or 2708 counting only the distinct ones).
The product of its digits is 13824, while the sum is 37.
The square root of 16928128 is about 4114.3806338257. The cubic root of 16928128 is about 256.7652880881.
It can be divided in two parts, 16928 and 128, that multiplied together give a square (2166784 = 14722).
The spelling of 16928128 in words is "sixteen million, nine hundred twenty-eight thousand, one hundred twenty-eight".
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