Base | Representation |
---|---|
bin | 101011111001… |
… | …0101110010001 |
3 | 1121022020200002 |
4 | 1113302232101 |
5 | 21342424124 |
6 | 2141135345 |
7 | 366422024 |
oct | 127625621 |
9 | 47266602 |
10 | 23014289 |
11 | 11a99a81 |
12 | 785a555 |
13 | 49ca42c |
14 | 30b11bb |
15 | 20490ae |
hex | 15f2b91 |
23014289 has 2 divisors, whose sum is σ = 23014290. Its totient is φ = 23014288.
The previous prime is 23014273. The next prime is 23014291. The reversal of 23014289 is 98241032.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 18318400 + 4695889 = 4280^2 + 2167^2 .
It is a cyclic number.
It is not a de Polignac number, because 23014289 - 24 = 23014273 is a prime.
It is a Sophie Germain prime.
Together with 23014291, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (23016289) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11507144 + 11507145.
It is an arithmetic number, because the mean of its divisors is an integer number (11507145).
Almost surely, 223014289 is an apocalyptic number.
It is an amenable number.
23014289 is a deficient number, since it is larger than the sum of its proper divisors (1).
23014289 is an equidigital number, since it uses as much as digits as its factorization.
23014289 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3456, while the sum is 29.
The square root of 23014289 is about 4797.3210232379. The cubic root of 23014289 is about 284.4455785692.
The spelling of 23014289 in words is "twenty-three million, fourteen thousand, two hundred eighty-nine".
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