Base | Representation |
---|---|
bin | 11001011001001… |
… | …11100100101110 |
3 | 112211211200122120 |
4 | 30230213210232 |
5 | 414013214042 |
6 | 33045453410 |
7 | 5164444242 |
oct | 1454474456 |
9 | 484750576 |
10 | 213023022 |
11 | aa278393 |
12 | 5b411266 |
13 | 35196b34 |
14 | 20412422 |
15 | 13a7cdec |
hex | cb2792e |
213023022 has 32 divisors (see below), whose sum is σ = 474854400. Its totient is φ = 63312768.
The previous prime is 213022991. The next prime is 213023051. The reversal of 213023022 is 220320312.
It is a junction number, because it is equal to n+sod(n) for n = 213022992 and 213023010.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53022 + ... + 56897.
It is an arithmetic number, because the mean of its divisors is an integer number (14839200).
Almost surely, 2213023022 is an apocalyptic number.
213023022 is an abundant number, since it is smaller than the sum of its proper divisors (261831378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213023022 is a wasteful number, since it uses less digits than its factorization.
213023022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109960.
The product of its (nonzero) digits is 144, while the sum is 15.
The square root of 213023022 is about 14595.3082187393. The cubic root of 213023022 is about 597.2307775637.
Adding to 213023022 its reverse (220320312), we get a palindrome (433343334).
It can be divided in two parts, 2130 and 23022, that added together give a palindrome (25152).
The spelling of 213023022 in words is "two hundred thirteen million, twenty-three thousand, twenty-two".
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