Base | Representation |
---|---|
bin | 101100010001… |
… | …1000001011010 |
3 | 1121200022001020 |
4 | 1120203001122 |
5 | 21420241442 |
6 | 2145303310 |
7 | 401204553 |
oct | 130430132 |
9 | 47608036 |
10 | 23212122 |
11 | 1211467a |
12 | 7934b36 |
13 | 4a694ab |
14 | 312332a |
15 | 20879ec |
hex | 162305a |
23212122 has 16 divisors (see below), whose sum is σ = 48025440. Its totient is φ = 7470512.
The previous prime is 23212099. The next prime is 23212139. The reversal of 23212122 is 22121232.
It is a happy number.
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66528 + ... + 66875.
It is an arithmetic number, because the mean of its divisors is an integer number (3001590).
Almost surely, 223212122 is an apocalyptic number.
23212122 is an abundant number, since it is smaller than the sum of its proper divisors (24813318).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23212122 is a wasteful number, since it uses less digits than its factorization.
23212122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133437.
The product of its digits is 96, while the sum is 15.
The square root of 23212122 is about 4817.8960138218. The cubic root of 23212122 is about 285.2582946158.
Adding to 23212122 its reverse (22121232), we get a palindrome (45333354).
The spelling of 23212122 in words is "twenty-three million, two hundred twelve thousand, one hundred twenty-two".
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