Base | Representation |
---|---|
bin | 11010101101110… |
… | …00011100010001 |
3 | 120121200120101001 |
4 | 31112320130101 |
5 | 424332232121 |
6 | 34123142001 |
7 | 5360560033 |
oct | 1526703421 |
9 | 517616331 |
10 | 224102161 |
11 | 1055552a8 |
12 | 63074901 |
13 | 3757593a |
14 | 21a97c53 |
15 | 14a1a991 |
hex | d5b8711 |
224102161 has 2 divisors, whose sum is σ = 224102162. Its totient is φ = 224102160.
The previous prime is 224102149. The next prime is 224102167. The reversal of 224102161 is 161201422.
224102161 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., 138650625 + 85451536 = 11775^2 + 9244^2 .
It is a cyclic number.
It is not a de Polignac number, because 224102161 - 27 = 224102033 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (224102167) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112051080 + 112051081.
It is an arithmetic number, because the mean of its divisors is an integer number (112051081).
Almost surely, 2224102161 is an apocalyptic number.
It is an amenable number.
224102161 is a deficient number, since it is larger than the sum of its proper divisors (1).
224102161 is an equidigital number, since it uses as much as digits as its factorization.
224102161 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 224102161 is about 14970.0421175092. The cubic root of 224102161 is about 607.4101080110.
Adding to 224102161 its reverse (161201422), we get a palindrome (385303583).
The spelling of 224102161 in words is "two hundred twenty-four million, one hundred two thousand, one hundred sixty-one".
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