Base | Representation |
---|---|
bin | 10101100111000001… |
… | …101001010100011001 |
3 | 2012220002010211201110 |
4 | 111213001221110121 |
5 | 340010022233423 |
6 | 14354235410533 |
7 | 1450666655340 |
oct | 254701512431 |
9 | 65802124643 |
10 | 23203321113 |
11 | 9927740645 |
12 | 45b68b3a49 |
13 | 225a23a00b |
14 | 11a18d6b57 |
15 | 90c0c3193 |
hex | 567069519 |
23203321113 has 32 divisors (see below), whose sum is σ = 37229414400. Its totient is φ = 12557465856.
The previous prime is 23203321087. The next prime is 23203321123. The reversal of 23203321113 is 31112330232.
It is not a de Polignac number, because 23203321113 - 225 = 23169766681 is a prime.
It is a super-2 number, since 2×232033211132 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 23203321113.
It is not an unprimeable number, because it can be changed into a prime (23203321123) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1822273 + ... + 1834961.
It is an arithmetic number, because the mean of its divisors is an integer number (1163419200).
Almost surely, 223203321113 is an apocalyptic number.
It is an amenable number.
23203321113 is a deficient number, since it is larger than the sum of its proper divisors (14026093287).
23203321113 is a wasteful number, since it uses less digits than its factorization.
23203321113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17301.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 23203321113 its reverse (31112330232), we get a palindrome (54315651345).
The spelling of 23203321113 in words is "twenty-three billion, two hundred three million, three hundred twenty-one thousand, one hundred thirteen".
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