Base | Representation |
---|---|
bin | 101100101100… |
… | …0010001101101 |
3 | 1122002101021011 |
4 | 1121120101231 |
5 | 21444232003 |
6 | 2154105221 |
7 | 403103530 |
oct | 131302155 |
9 | 48071234 |
10 | 23430253 |
11 | 12253550 |
12 | 7a1b211 |
13 | 4b14872 |
14 | 317ca17 |
15 | 20cc46d |
hex | 165846d |
23430253 has 16 divisors (see below), whose sum is σ = 29522304. Its totient is φ = 18063360.
The previous prime is 23430223. The next prime is 23430263. The reversal of 23430253 is 35203432.
It is not a de Polignac number, because 23430253 - 25 = 23430221 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23430223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5901 + ... + 9037.
It is an arithmetic number, because the mean of its divisors is an integer number (1845144).
Almost surely, 223430253 is an apocalyptic number.
It is an amenable number.
23430253 is a deficient number, since it is larger than the sum of its proper divisors (6092051).
23430253 is a wasteful number, since it uses less digits than its factorization.
23430253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3252.
The product of its (nonzero) digits is 2160, while the sum is 22.
The square root of 23430253 is about 4840.4806579512. The cubic root of 23430253 is about 286.1490616186.
Adding to 23430253 its reverse (35203432), we get a palindrome (58633685).
The spelling of 23430253 in words is "twenty-three million, four hundred thirty thousand, two hundred fifty-three".
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