Base | Representation |
---|---|
bin | 101100011000… |
… | …0011101011001 |
3 | 1121210002112201 |
4 | 1120300131121 |
5 | 21424022121 |
6 | 2150410201 |
7 | 401524201 |
oct | 130603531 |
9 | 47702481 |
10 | 23267161 |
11 | 12151a65 |
12 | 7960961 |
13 | 4a88568 |
14 | 3139401 |
15 | 2098e91 |
hex | 1630759 |
23267161 has 2 divisors, whose sum is σ = 23267162. Its totient is φ = 23267160.
The previous prime is 23267113. The next prime is 23267173. The reversal of 23267161 is 16176232.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11943936 + 11323225 = 3456^2 + 3365^2 .
It is a cyclic number.
It is not a de Polignac number, because 23267161 - 211 = 23265113 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (23267261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11633580 + 11633581.
It is an arithmetic number, because the mean of its divisors is an integer number (11633581).
Almost surely, 223267161 is an apocalyptic number.
It is an amenable number.
23267161 is a deficient number, since it is larger than the sum of its proper divisors (1).
23267161 is an equidigital number, since it uses as much as digits as its factorization.
23267161 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3024, while the sum is 28.
The square root of 23267161 is about 4823.6045650530. The cubic root of 23267161 is about 285.4835783190.
The spelling of 23267161 in words is "twenty-three million, two hundred sixty-seven thousand, one hundred sixty-one".
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