Base | Representation |
---|---|
bin | 11011101111000… |
… | …00110100100001 |
3 | 121012210011020212 |
4 | 31313200310201 |
5 | 434024444121 |
6 | 35030343505 |
7 | 5523354563 |
oct | 1567406441 |
9 | 535704225 |
10 | 232656161 |
11 | 10a368021 |
12 | 65abab95 |
13 | 3927c28a |
14 | 22c83333 |
15 | 1565a25b |
hex | dde0d21 |
232656161 has 2 divisors, whose sum is σ = 232656162. Its totient is φ = 232656160.
The previous prime is 232656143. The next prime is 232656173. The reversal of 232656161 is 161656232.
232656161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 223323136 + 9333025 = 14944^2 + 3055^2 .
It is a cyclic number.
It is not a de Polignac number, because 232656161 - 214 = 232639777 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (232656191) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116328080 + 116328081.
It is an arithmetic number, because the mean of its divisors is an integer number (116328081).
Almost surely, 2232656161 is an apocalyptic number.
It is an amenable number.
232656161 is a deficient number, since it is larger than the sum of its proper divisors (1).
232656161 is an equidigital number, since it uses as much as digits as its factorization.
232656161 is an evil number, because the sum of its binary digits is even.
The product of its digits is 12960, while the sum is 32.
The square root of 232656161 is about 15253.0705433365. The cubic root of 232656161 is about 615.0421113782.
The spelling of 232656161 in words is "two hundred thirty-two million, six hundred fifty-six thousand, one hundred sixty-one".
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