Base | Representation |
---|---|
bin | 1101011001001110110… |
… | …0001100010100001101 |
3 | 210222221211122011110121 |
4 | 3112103230030110031 |
5 | 12232231420232341 |
6 | 253413411304541 |
7 | 22424240045020 |
oct | 3262354142415 |
9 | 728854564417 |
10 | 230111102221 |
11 | 89653799a50 |
12 | 3871b8ab151 |
13 | 18912714220 |
14 | b1cd1ab1b7 |
15 | 5ebbbe74d1 |
hex | 3593b0c50d |
230111102221 has 32 divisors (see below), whose sum is σ = 313571801088. Its totient is φ = 163044066240.
The previous prime is 230111102209. The next prime is 230111102227. The reversal of 230111102221 is 122201111032.
It is not a de Polignac number, because 230111102221 - 25 = 230111102189 is a prime.
It is a super-2 number, since 2×2301111022212 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 230111102195 and 230111102204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230111102227) 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, 1648465 + ... + 1782598.
It is an arithmetic number, because the mean of its divisors is an integer number (9799118784).
Almost surely, 2230111102221 is an apocalyptic number.
It is an amenable number.
230111102221 is a deficient number, since it is larger than the sum of its proper divisors (83460698867).
230111102221 is a wasteful number, since it uses less digits than its factorization.
230111102221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3431161.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 230111102221 its reverse (122201111032), we get a palindrome (352312213253).
The spelling of 230111102221 in words is "two hundred thirty billion, one hundred eleven million, one hundred two thousand, two hundred twenty-one".
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