Base | Representation |
---|---|
bin | 101011110111… |
… | …1010000000001 |
3 | 1121021112011021 |
4 | 1113233100001 |
5 | 21342000230 |
6 | 2140545441 |
7 | 366332404 |
oct | 127572001 |
9 | 47245137 |
10 | 23000065 |
11 | 11a8a320 |
12 | 7852281 |
13 | 49c3b0a |
14 | 30a9d3b |
15 | 2044c7a |
hex | 15ef401 |
23000065 has 24 divisors (see below), whose sum is σ = 32006592. Its totient is φ = 15732480.
The previous prime is 23000059. The next prime is 23000071. The reversal of 23000065 is 56000032.
It is an interprime number because it is at equal distance from previous prime (23000059) and next prime (23000071).
It is not a de Polignac number, because 23000065 - 215 = 22967297 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15172 + ... + 16618.
It is an arithmetic number, because the mean of its divisors is an integer number (1333608).
Almost surely, 223000065 is an apocalyptic number.
It is an amenable number.
23000065 is a deficient number, since it is larger than the sum of its proper divisors (9006527).
23000065 is a wasteful number, since it uses less digits than its factorization.
23000065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1497 (or 1480 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 16.
The square root of 23000065 is about 4795.8383000264. The cubic root of 23000065 is about 284.3869658854.
Adding to 23000065 its reverse (56000032), we get a palindrome (79000097).
The spelling of 23000065 in words is "twenty-three million, sixty-five", and thus it is an aban number and an uban number.
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