Base | Representation |
---|---|
bin | 111111111101… |
… | …110010000101 |
3 | 1011112220112222 |
4 | 333331302011 |
5 | 13243040013 |
6 | 1355222125 |
7 | 262345454 |
oct | 77756205 |
9 | 34486488 |
10 | 16768133 |
11 | 9513168 |
12 | 5747945 |
13 | 3621395 |
14 | 2326b9b |
15 | 1713508 |
hex | ffdc85 |
16768133 has 2 divisors, whose sum is σ = 16768134. Its totient is φ = 16768132.
The previous prime is 16768111. The next prime is 16768153. The reversal of 16768133 is 33186761.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 14002564 + 2765569 = 3742^2 + 1663^2 .
It is an emirp because it is prime and its reverse (33186761) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 16768133 - 218 = 16505989 is a prime.
It is a Chen prime.
It is a nialpdrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 16768093 and 16768102.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (16768153) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8384066 + 8384067.
It is an arithmetic number, because the mean of its divisors is an integer number (8384067).
Almost surely, 216768133 is an apocalyptic number.
It is an amenable number.
16768133 is a deficient number, since it is larger than the sum of its proper divisors (1).
16768133 is an equidigital number, since it uses as much as digits as its factorization.
16768133 is an evil number, because the sum of its binary digits is even.
The product of its digits is 18144, while the sum is 35.
The square root of 16768133 is about 4094.8910852427. The cubic root of 16768133 is about 255.9537931333.
The spelling of 16768133 in words is "sixteen million, seven hundred sixty-eight thousand, one hundred thirty-three".
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