Base | Representation |
---|---|
bin | 101011111111… |
… | …1001110011100 |
3 | 1121101211220210 |
4 | 1113333032130 |
5 | 21401044000 |
6 | 2142212420 |
7 | 400024233 |
oct | 127771634 |
9 | 47354823 |
10 | 23065500 |
11 | 120244a7 |
12 | 7884110 |
13 | 4a17833 |
14 | 30c5b1a |
15 | 2059350 |
hex | 15ff39c |
23065500 has 48 divisors (see below), whose sum is σ = 67171104. Its totient is φ = 6150400.
The previous prime is 23065453. The next prime is 23065517. The reversal of 23065500 is 556032.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6189 + ... + 9188.
It is an arithmetic number, because the mean of its divisors is an integer number (1399398).
Almost surely, 223065500 is an apocalyptic number.
23065500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23065500 is an abundant number, since it is smaller than the sum of its proper divisors (44105604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23065500 is a wasteful number, since it uses less digits than its factorization.
23065500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15399 (or 15387 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 21.
The square root of 23065500 is about 4802.6555154414. The cubic root of 23065500 is about 284.6564034080.
The spelling of 23065500 in words is "twenty-three million, sixty-five thousand, five hundred".
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