Base | Representation |
---|---|
bin | 101101100001… |
… | …0100010001101 |
3 | 1122220111021212 |
4 | 1123002202031 |
5 | 22102143420 |
6 | 2211304205 |
7 | 406565450 |
oct | 133024215 |
9 | 48814255 |
10 | 23865485 |
11 | 12520546 |
12 | 7bab065 |
13 | 4c379b7 |
14 | 3253497 |
15 | 21663c5 |
hex | 16c288d |
23865485 has 16 divisors (see below), whose sum is σ = 33530112. Its totient is φ = 15964800.
The previous prime is 23865461. The next prime is 23865493. The reversal of 23865485 is 58456832.
It is not a de Polignac number, because 23865485 - 212 = 23861389 is a prime.
It is a super-2 number, since 2×238654852 = 1139122748570450, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6881 + ... + 9750.
It is an arithmetic number, because the mean of its divisors is an integer number (2095632).
Almost surely, 223865485 is an apocalyptic number.
It is an amenable number.
23865485 is a deficient number, since it is larger than the sum of its proper divisors (9664627).
23865485 is a wasteful number, since it uses less digits than its factorization.
23865485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16684.
The product of its digits is 230400, while the sum is 41.
The square root of 23865485 is about 4885.2313148919. The cubic root of 23865485 is about 287.9100035481.
The spelling of 23865485 in words is "twenty-three million, eight hundred sixty-five thousand, four hundred eighty-five".
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