Base | Representation |
---|---|
bin | 111101011001… |
… | …001000100000 |
3 | 1010021122110000 |
4 | 331121020200 |
5 | 13104444403 |
6 | 1332540000 |
7 | 253536330 |
oct | 75311040 |
9 | 33248400 |
10 | 16093728 |
11 | 90a2502 |
12 | 5481600 |
13 | 3446421 |
14 | 21cd0c0 |
15 | 162d7a3 |
hex | f59220 |
16093728 has 120 divisors (see below), whose sum is σ = 54153792. Its totient is φ = 4593024.
The previous prime is 16093723. The next prime is 16093729. The reversal of 16093728 is 82739061.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 16093692 and 16093701.
It is not an unprimeable number, because it can be changed into a prime (16093723) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17701 + ... + 18587.
It is a vampire number, since it can be written as 2016 ⋅ 7983 (with its own digits).
Almost surely, 216093728 is an apocalyptic number.
16093728 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 16093728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27076896).
16093728 is an abundant number, since it is smaller than the sum of its proper divisors (38060064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16093728 is an equidigital number, since it uses as much as digits as its factorization.
16093728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 916 (or 899 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 16093728 is about 4011.6988919908. The cubic root of 16093728 is about 252.4752934686.
The spelling of 16093728 in words is "sixteen million, ninety-three thousand, seven hundred twenty-eight".
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