Base | Representation |
---|---|
bin | 101100110101… |
… | …0110010010001 |
3 | 1122020020021000 |
4 | 1121222302101 |
5 | 22004143230 |
6 | 2155452213 |
7 | 403540542 |
oct | 131526221 |
9 | 48206230 |
10 | 23506065 |
11 | 122a5500 |
12 | 7a57069 |
13 | 4b4021b |
14 | 319c4c9 |
15 | 20e4b60 |
hex | 166ac91 |
23506065 has 48 divisors (see below), whose sum is σ = 45964800. Its totient is φ = 11388960.
The previous prime is 23506061. The next prime is 23506123. The reversal of 23506065 is 56060532.
23506065 is a `hidden beast` number, since 2 + 3 + 50 + 606 + 5 = 666.
It is not a de Polignac number, because 23506065 - 22 = 23506061 is a prime.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23506061) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15616 + ... + 17054.
It is an arithmetic number, because the mean of its divisors is an integer number (957600).
Almost surely, 223506065 is an apocalyptic number.
It is an amenable number.
23506065 is a deficient number, since it is larger than the sum of its proper divisors (22458735).
23506065 is a wasteful number, since it uses less digits than its factorization.
23506065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1475 (or 1458 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 27.
The square root of 23506065 is about 4848.3053740457. The cubic root of 23506065 is about 286.4573550189.
Adding to 23506065 its reverse (56060532), we get a palindrome (79566597).
The spelling of 23506065 in words is "twenty-three million, five hundred six thousand, sixty-five".
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