Base | Representation |
---|---|
bin | 10101101101111111… |
… | …001111011000110011 |
3 | 2020012012221101221010 |
4 | 111231333033120303 |
5 | 340224423143443 |
6 | 14414011202003 |
7 | 1453615562322 |
oct | 255577173063 |
9 | 66165841833 |
10 | 23320131123 |
11 | 9987673743 |
12 | 4629a46303 |
13 | 22784b7c73 |
14 | 11b32220b9 |
15 | 917498733 |
hex | 56dfcf633 |
23320131123 has 32 divisors (see below), whose sum is σ = 33495494976. Its totient is φ = 14379061248.
The previous prime is 23320131077. The next prime is 23320131127. The reversal of 23320131123 is 32113102332.
It is not a de Polignac number, because 23320131123 - 26 = 23320131059 is a prime.
It is a super-2 number, since 2×233201311232 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 23320131123.
It is not an unprimeable number, because it can be changed into a prime (23320131127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1019965 + ... + 1042577.
It is an arithmetic number, because the mean of its divisors is an integer number (1046734218).
Almost surely, 223320131123 is an apocalyptic number.
23320131123 is a deficient number, since it is larger than the sum of its proper divisors (10175363853).
23320131123 is a wasteful number, since it uses less digits than its factorization.
23320131123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22983.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 23320131123 its reverse (32113102332), we get a palindrome (55433233455).
The spelling of 23320131123 in words is "twenty-three billion, three hundred twenty million, one hundred thirty-one thousand, one hundred twenty-three".
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