Base | Representation |
---|---|
bin | 10101100001101001… |
… | …001001000000010110 |
3 | 2012122210012121211200 |
4 | 111201221021000112 |
5 | 334313412324342 |
6 | 14341252013330 |
7 | 1445522232240 |
oct | 254151110026 |
9 | 65583177750 |
10 | 23113011222 |
11 | 9890768474 |
12 | 4590601246 |
13 | 224460a002 |
14 | 1193909090 |
15 | 9041d494c |
hex | 561a49016 |
23113011222 has 48 divisors (see below), whose sum is σ = 57245809920. Its totient is φ = 6602149296.
The previous prime is 23113011193. The next prime is 23113011241. The reversal of 23113011222 is 22211031132.
It is a super-2 number, since 2×231130112222 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 23113011195 and 23113011204.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 575679 + ... + 614517.
It is an arithmetic number, because the mean of its divisors is an integer number (1192621040).
Almost surely, 223113011222 is an apocalyptic number.
23113011222 is an abundant number, since it is smaller than the sum of its proper divisors (34132798698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23113011222 is a wasteful number, since it uses less digits than its factorization.
23113011222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43577 (or 43574 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 23113011222 its reverse (22211031132), we get a palindrome (45324042354).
The spelling of 23113011222 in words is "twenty-three billion, one hundred thirteen million, eleven thousand, two hundred twenty-two".
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