Base | Representation |
---|---|
bin | 11100001001011000… |
… | …100101100000110010 |
3 | 2220000020102101201200 |
4 | 130021120211200302 |
5 | 443343341223442 |
6 | 21514530512030 |
7 | 2116635361455 |
oct | 341130454062 |
9 | 86006371650 |
10 | 30222211122 |
11 | 118a9717594 |
12 | 5a35435616 |
13 | 2b0842807c |
14 | 1669b6d49c |
15 | bbd3be34c |
hex | 709625832 |
30222211122 has 12 divisors (see below), whose sum is σ = 65481457470. Its totient is φ = 10074070368.
The previous prime is 30222211111. The next prime is 30222211157. The reversal of 30222211122 is 22111222203.
It can be written as a sum of positive squares in only one way, i.e., 22515302601 + 7706908521 = 150051^2 + 87789^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1679011729 = 30222211122 / (3 + 0 + 2 + 2 + 2 + 2 + 1 + 1 + 1 + 2 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 30222211095 and 30222211104.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 839505847 + ... + 839505882.
Almost surely, 230222211122 is an apocalyptic number.
30222211122 is an abundant number, since it is smaller than the sum of its proper divisors (35259246348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30222211122 is a wasteful number, since it uses less digits than its factorization.
30222211122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1679011737 (or 1679011734 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 30222211122 its reverse (22111222203), we get a palindrome (52333433325).
It can be divided in two parts, 3022 and 2211122, that added together give a square (2214144 = 14882).
The spelling of 30222211122 in words is "thirty billion, two hundred twenty-two million, two hundred eleven thousand, one hundred twenty-two".
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