Base | Representation |
---|---|
bin | 101011111001… |
… | …0011110010001 |
3 | 1121022012021011 |
4 | 1113302132101 |
5 | 21342411030 |
6 | 2141130521 |
7 | 366416032 |
oct | 127623621 |
9 | 47265234 |
10 | 23013265 |
11 | 11a99230 |
12 | 7859a41 |
13 | 49c9b22 |
14 | 30b0a89 |
15 | 2048b2a |
hex | 15f2791 |
23013265 has 8 divisors (see below), whose sum is σ = 30126528. Its totient is φ = 16736880.
The previous prime is 23013251. The next prime is 23013281. The reversal of 23013265 is 56231032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23013265 - 25 = 23013233 is a prime.
It is a super-2 number, since 2×230132652 = 1059220731920450, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209157 + ... + 209266.
It is an arithmetic number, because the mean of its divisors is an integer number (3765816).
Almost surely, 223013265 is an apocalyptic number.
It is an amenable number.
23013265 is a deficient number, since it is larger than the sum of its proper divisors (7113263).
23013265 is a wasteful number, since it uses less digits than its factorization.
23013265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 418439.
The product of its (nonzero) digits is 1080, while the sum is 22.
The square root of 23013265 is about 4797.2142958179. The cubic root of 23013265 is about 284.4413597903.
Adding to 23013265 its reverse (56231032), we get a palindrome (79244297).
The spelling of 23013265 in words is "twenty-three million, thirteen thousand, two hundred sixty-five".
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