Base | Representation |
---|---|
bin | 111111011101… |
… | …010000100000 |
3 | 1011022010210212 |
4 | 333131100200 |
5 | 13224304122 |
6 | 1352313252 |
7 | 261252200 |
oct | 77352040 |
9 | 34263725 |
10 | 16634912 |
11 | 9432068 |
12 | 56a2828 |
13 | 35a5858 |
14 | 22d0400 |
15 | 16d8ce2 |
hex | fdd420 |
16634912 has 54 divisors (see below), whose sum is σ = 38470383. Its totient is φ = 7060032.
The previous prime is 16634897. The next prime is 16634921. The reversal of 16634912 is 21943661.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
16634912 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 only one way, i.e., 8317456 + 8317456 = 2884^2 + 2884^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=2884.
It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a nialpdrome in base 16.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 161453 + ... + 161555.
Almost surely, 216634912 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 16634912
16634912 is an abundant number, since it is smaller than the sum of its proper divisors (21835471).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16634912 is an equidigital number, since it uses as much as digits as its factorization.
16634912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230 (or 112 counting only the distinct ones).
The product of its digits is 7776, while the sum is 32.
The square root of 16634912 is about 4078.5919138840. The cubic root of 16634912 is about 255.2741483227.
Multiplying 16634912 by its sum of digits (32), we get a square (532317184 = 230722).
16634912 divided by its sum of digits (32) gives a square (519841 = 7212).
The spelling of 16634912 in words is "sixteen million, six hundred thirty-four thousand, nine hundred twelve".
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