Base | Representation |
---|---|
bin | 11100001001011100… |
… | …000011111110000111 |
3 | 2220000022010200122102 |
4 | 130021130003332013 |
5 | 443344104403221 |
6 | 21515002222315 |
7 | 2116646205134 |
oct | 341134037607 |
9 | 86008120572 |
10 | 30223122311 |
11 | 118aa18a138 |
12 | 5a357b499b |
13 | 2b08686a35 |
14 | 1669d2958b |
15 | bbd4ee30b |
hex | 709703f87 |
30223122311 has 4 divisors (see below), whose sum is σ = 30252724824. Its totient is φ = 30193519800.
The previous prime is 30223122301. The next prime is 30223122313. The reversal of 30223122311 is 11322132203.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30223122311 - 26 = 30223122247 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30223122313) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14799725 + ... + 14801766.
It is an arithmetic number, because the mean of its divisors is an integer number (7563181206).
Almost surely, 230223122311 is an apocalyptic number.
30223122311 is a deficient number, since it is larger than the sum of its proper divisors (29602513).
30223122311 is a wasteful number, since it uses less digits than its factorization.
30223122311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29602512.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 30223122311 its reverse (11322132203), we get a palindrome (41545254514).
The spelling of 30223122311 in words is "thirty billion, two hundred twenty-three million, one hundred twenty-two thousand, three hundred eleven".
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