Base | Representation |
---|---|
bin | 11010010000111… |
… | …11100011100100 |
3 | 120100120221020020 |
4 | 31020133203210 |
5 | 422401031322 |
6 | 33510235140 |
7 | 5313530064 |
oct | 1510374344 |
9 | 510527206 |
10 | 220330212 |
11 | 103409393 |
12 | 61955ab0 |
13 | 36854b0b |
14 | 213953a4 |
15 | 1452305c |
hex | d21f8e4 |
220330212 has 24 divisors (see below), whose sum is σ = 516111456. Its totient is φ = 73156608.
The previous prime is 220330207. The next prime is 220330241. The reversal of 220330212 is 212033022.
220330212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 220330191 and 220330200.
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, 32638 + ... + 38805.
It is an arithmetic number, because the mean of its divisors is an integer number (21504644).
Almost surely, 2220330212 is an apocalyptic number.
It is an amenable number.
220330212 is an abundant number, since it is smaller than the sum of its proper divisors (295781244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220330212 is a wasteful number, since it uses less digits than its factorization.
220330212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71707 (or 71705 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 15.
The square root of 220330212 is about 14843.5242445991. The cubic root of 220330212 is about 603.9829571379.
Adding to 220330212 its reverse (212033022), we get a palindrome (432363234).
The spelling of 220330212 in words is "two hundred twenty million, three hundred thirty thousand, two hundred twelve".
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