Base | Representation |
---|---|
bin | 10101100001100110… |
… | …111011011001110111 |
3 | 2012122202010011020020 |
4 | 111201212323121313 |
5 | 334313240244343 |
6 | 14341231340223 |
7 | 1445514265260 |
oct | 254146733167 |
9 | 65582104206 |
10 | 23112431223 |
11 | 9890401732 |
12 | 4590381673 |
13 | 224446600b |
14 | 11937d7967 |
15 | 90411cb83 |
hex | 5619bb677 |
23112431223 has 32 divisors (see below), whose sum is σ = 36575400960. Its totient is φ = 12701982720.
The previous prime is 23112431183. The next prime is 23112431249. The reversal of 23112431223 is 32213421132.
It is not a de Polignac number, because 23112431223 - 28 = 23112430967 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23112431193 and 23112431202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23112431273) 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, 82678 + ... + 230348.
It is an arithmetic number, because the mean of its divisors is an integer number (1142981280).
Almost surely, 223112431223 is an apocalyptic number.
23112431223 is a deficient number, since it is larger than the sum of its proper divisors (13462969737).
23112431223 is a wasteful number, since it uses less digits than its factorization.
23112431223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147967.
The product of its digits is 1728, while the sum is 24.
Adding to 23112431223 its reverse (32213421132), we get a palindrome (55325852355).
The spelling of 23112431223 in words is "twenty-three billion, one hundred twelve million, four hundred thirty-one thousand, two hundred twenty-three".
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